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simplify ButtonPolicy machinery

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@19987 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
André Pönitz 2007-09-02 07:53:07 +00:00
parent f8422ebb00
commit dd7059d798
13 changed files with 462 additions and 698 deletions
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33
src/frontends/controllers/BCView.cpp
View File

@ -16,38 +16,9 @@
namespace lyx {
namespace frontend {
BCView::BCView(ButtonController const & p)
: parent(p)
{}
ButtonPolicy const & BCView::bp() const { return parent.policy(); }
ButtonPolicy & BCView::bp() { return parent.policy(); }
ButtonPolicy & BCView::bp() const
{
return parent.bp();
}
void BCView::addCheckedWidget(CheckedWidget * ptr)
{
if (ptr)
checked_widgets.push_back(checked_widget_ptr(ptr));
}
bool BCView::checkWidgets() const
{
bool valid = true;
checked_widget_list::const_iterator it = checked_widgets.begin();
checked_widget_list::const_iterator end = checked_widgets.end();
for (; it != end; ++it) {
valid &= (*it)->check();
}
// return valid status after checking ALL widgets
return valid;
}
} // namespace frontend
} // namespace lyx

51
src/frontends/controllers/BCView.h
View File

@ -14,11 +14,6 @@
#ifndef BCVIEW_H
#define BCVIEW_H
#include "support/docstring.h"
#include <boost/shared_ptr.hpp>
#include <list>
namespace lyx {
namespace frontend {
@ -26,38 +21,16 @@ class ButtonController;
class ButtonPolicy;
/** \c CheckedWidget is an abstract base class that can be stored
* in the button controller's view and can be interrogated by it
* when the activation state of the Ok, Apply buttons is refreshed.
* Ideally, the user will be prevented from returning invalid data
* to the LyX kernel.
*
* Many widgets can be grouped together in the derived class if they
* make a logical whole. E.g., an input and a choice widget that together
* are used to set a Length can be interrogated together.
*/
class CheckedWidget {
public:
///
virtual ~CheckedWidget() {}
/** Returns true if the widget is in a valid state.
* Might also change the visual appearance of the widget,
* to reflect this state.
*/
virtual bool check() const = 0;
};
/** \c BCView is the View to ButtonController's Controller. It
* stores the individual GUI widgets and sets their activation state
* upon receipt of instructions from the controller.
*
* It is a base class. The true, GUI, instantiations derive from it.
*/
class BCView {
class BCView
{
public:
BCView(ButtonController const &);
BCView(ButtonController & p) : parent(p) {}
virtual ~BCView() {}
//@{
@ -68,22 +41,10 @@ public:
//@}
/// A shortcut to the BP of the BC.
ButtonPolicy & bp() const;
ButtonPolicy const & bp() const;
ButtonPolicy & bp();
/** Add a widget to the list of all widgets whose validity should
* be checked explicitly when the buttons are refreshed.
*/
void addCheckedWidget(CheckedWidget * ptr);
protected:
/// \return true if all CheckedWidgets are in a valid state.
bool checkWidgets() const;
private:
typedef boost::shared_ptr<CheckedWidget> checked_widget_ptr;
typedef std::list<checked_widget_ptr> checked_widget_list;
checked_widget_list checked_widgets;
ButtonController const & parent;
ButtonController & parent;
};

32
src/frontends/controllers/ButtonController.cpp
View File

@ -29,15 +29,9 @@ void ButtonController::view(BCView * view)
}
ButtonPolicy & ButtonController::bp() const
void ButtonController::setPolicy(ButtonPolicy::Policy policy)
{
BOOST_ASSERT(bp_.get());
return *bp_.get();
}
void ButtonController::bp(ButtonPolicy * bp)
{
bp_.reset(bp);
policy_ = ButtonPolicy(policy);
}
@ -53,46 +47,46 @@ void ButtonController::refreshReadOnly() const
}
void ButtonController::ok() const
void ButtonController::ok()
{
input(ButtonPolicy::SMI_OKAY);
}
void ButtonController::input(ButtonPolicy::SMInput in) const
void ButtonController::input(ButtonPolicy::SMInput in)
{
if (ButtonPolicy::SMI_NOOP == in)
return;
bp().input(in);
policy_.input(in);
view().refresh();
}
void ButtonController::apply() const
void ButtonController::apply()
{
input(ButtonPolicy::SMI_APPLY);
}
void ButtonController::cancel() const
void ButtonController::cancel()
{
input(ButtonPolicy::SMI_CANCEL);
}
void ButtonController::restore() const
void ButtonController::restore()
{
input(ButtonPolicy::SMI_RESTORE);
}
void ButtonController::hide() const
void ButtonController::hide()
{
input(ButtonPolicy::SMI_HIDE);
}
void ButtonController::valid(bool v) const
void ButtonController::valid(bool v)
{
if (v) {
input(ButtonPolicy::SMI_VALID);
@ -102,14 +96,14 @@ void ButtonController::valid(bool v) const
}
bool ButtonController::readOnly(bool ro) const
bool ButtonController::readOnly(bool ro)
{
LYXERR(Debug::GUI) << "Setting controller ro: " << ro << std::endl;
if (ro) {
bp().input(ButtonPolicy::SMI_READ_ONLY);
policy_.input(ButtonPolicy::SMI_READ_ONLY);
} else {
bp().input(ButtonPolicy::SMI_READ_WRITE);
policy_.input(ButtonPolicy::SMI_READ_WRITE);
}
view().refreshReadOnly();
view().refresh();

28
src/frontends/controllers/ButtonController.h
View File

@ -13,13 +13,13 @@
#define BUTTONCONTROLLER_H
#include "ButtonPolicy.h"
#include "BCView.h"
#include <boost/scoped_ptr.hpp>
namespace lyx {
namespace frontend {
class BCView;
/** \c ButtonController controls the activation of the OK, Apply and
* Cancel buttons.
*
@ -30,6 +30,7 @@ class BCView;
class ButtonController : boost::noncopyable {
public:
ButtonController() : policy_(ButtonPolicy::IgnorantPolicy) {}
//@{
/** Methods to set and get the GUI view (containing the actual
* button widgets.
@ -43,23 +44,24 @@ public:
/** Methods to set and get the ButtonPolicy.
* \param ptr is owned by the ButtonController.
*/
void bp(ButtonPolicy * ptr);
ButtonPolicy & bp() const;
void setPolicy(ButtonPolicy::Policy policy);
ButtonPolicy const & policy() const { return policy_; }
ButtonPolicy & policy() { return policy_; }
//@}
///
void input(ButtonPolicy::SMInput) const;
void input(ButtonPolicy::SMInput);
//@{
/// Tell the BC that a particular button has been pressed.
void ok() const;
void apply() const;
void cancel() const;
void restore() const;
void ok();
void apply();
void cancel();
void restore();
//@}
/// Tell the BC that the dialog is being hidden
void hide() const;
void hide();
/**Refresh the activation state of the Ok, Apply, Close and
* Restore buttons.
@ -74,15 +76,15 @@ public:
/** Passthrough function -- returns its input value
* Tell the BC about the read-only status of the underlying buffer.
*/
bool readOnly(bool = true) const;
bool readOnly(bool = true);
/** \param validity Tell the BC that the data is, or is not, valid.
* Sets the activation state of the buttons immediately.
*/
void valid(bool = true) const;
void valid(bool = true);
private:
boost::scoped_ptr<ButtonPolicy> bp_;
ButtonPolicy policy_;
boost::scoped_ptr<BCView> view_;
};

429
src/frontends/controllers/ButtonPolicy.cpp
View File

@ -12,138 +12,207 @@
#include "ButtonPolicy.h"
#include "debug.h"
#include <string>
using std::endl;
using std::string;
namespace lyx {
namespace frontend {
namespace {
string const printState(ButtonPolicy::State const & state)
ButtonPolicy::ButtonPolicy(Policy policy)
{
string output;
policy_ = policy;
state_ = INITIAL;
switch(state) {
case ButtonPolicy::INITIAL:
output = "INITIAL";
break;
case ButtonPolicy::VALID:
output = "VALID";
break;
case ButtonPolicy::INVALID:
output = "INVALID";
break;
case ButtonPolicy::APPLIED:
output = "APPLIED";
break;
case ButtonPolicy::RO_INITIAL:
output = "RO_INITIAL";
break;
case ButtonPolicy::RO_VALID:
output = "RO_VALID";
break;
case ButtonPolicy::RO_INVALID:
output = "RO_INVALID";
break;
case ButtonPolicy::RO_APPLIED:
output = "RO_APPLIED";
break;
case ButtonPolicy::BOGUS:
output = "BOGUS";
break;
switch (policy_) {
case OkCancelPolicy:
initOkCancel();
break;
case OkCancelReadOnlyPolicy:
initOkCancelReadOnly();
break;
case OkApplyCancelPolicy:
initOkApplyCancel();
break;
case OkApplyCancelReadOnlyPolicy:
initOkApplyCancelReadOnly();
break;
case NoRepeatedApplyPolicy:
initNoRepeatedApply();
break;
case NoRepeatedApplyReadOnlyPolicy:
initNoRepeatedApplyReadOnly();
break;
case PreferencesPolicy:
initPreferences();
break;
case IgnorantPolicy:
break;
}
return output;
}
string const printInput(ButtonPolicy::SMInput const & input)
char const * functionName(ButtonPolicy::Policy policy)
{
string output;
switch (policy) {
case ButtonPolicy::PreferencesPolicy:
return "PreferencesPolicy";
case ButtonPolicy::OkCancelPolicy:
return "OkCancelPolicy";
case ButtonPolicy::OkCancelReadOnlyPolicy:
return "OkCancelReadOnlyPolicy";
case ButtonPolicy::OkApplyCancelPolicy:
return "OkApplyCancelPolicy";
case ButtonPolicy::OkApplyCancelReadOnlyPolicy:
return "OkApplyCancelReadOnlyPolicy";
case ButtonPolicy::NoRepeatedApplyPolicy:
return "NoRepeatedApplyPolicy";
case ButtonPolicy::NoRepeatedApplyReadOnlyPolicy:
return "NoRepeatedApplyReadOnlyPolicy";
case ButtonPolicy::IgnorantPolicy:
return "IgnorantPolicy";
default:
return "Unknown policy";
}
}
void ButtonPolicy::input(SMInput input)
{
switch (policy_) {
case PreferencesPolicy:
// The APPLIED state is persistent. Next time the dialog is opened,
// the user will be able to press 'Save'.
if (SMI_CANCEL == input || SMI_HIDE == input) {
if (state_ != APPLIED)
state_ = INITIAL;
} else {
nextState(input);
}
break;
case IgnorantPolicy:
break;
default:
// CANCEL and HIDE always take us to INITIAL for all cases
if (SMI_CANCEL == input || SMI_HIDE == input)
state_ = INITIAL;
else
nextState(input);
break;
}
}
bool ButtonPolicy::buttonStatus(Button button) const
{
return policy_ == IgnorantPolicy ? true : button & outputs_[state_];
}
bool ButtonPolicy::isReadOnly() const
{
switch(policy_) {
case NoRepeatedApplyReadOnlyPolicy:
case OkCancelReadOnlyPolicy:
case OkApplyCancelReadOnlyPolicy:
return RO_INITIAL == state_
|| RO_VALID == state_
|| RO_INVALID == state_
|| RO_APPLIED == state_;
default:
return false;
}
}
static char const * const printState(ButtonPolicy::State const & state)
{
switch (state) {
case ButtonPolicy::INITIAL:
return "INITIAL";
case ButtonPolicy::VALID:
return "VALID";
case ButtonPolicy::INVALID:
return "INVALID";
case ButtonPolicy::APPLIED:
return "APPLIED";
case ButtonPolicy::RO_INITIAL:
return "RO_INITIAL";
case ButtonPolicy::RO_VALID:
return "RO_VALID";
case ButtonPolicy::RO_INVALID:
return "RO_INVALID";
case ButtonPolicy::RO_APPLIED:
return "RO_APPLIED";
case ButtonPolicy::BOGUS:
return "BOGUS";
default:
return "";
}
}
static char const * const printInput(ButtonPolicy::SMInput const & input)
{
switch (input) {
case ButtonPolicy::SMI_VALID:
output = "SMI_VALID";
break;
case ButtonPolicy::SMI_INVALID:
output = "SMI_INVALID";
break;
case ButtonPolicy::SMI_OKAY:
output = "SMI_OKAY";
break;
case ButtonPolicy::SMI_APPLY:
output = "SMI_APPLY";
break;
case ButtonPolicy::SMI_CANCEL:
output = "SMI_CANCEL";
break;
case ButtonPolicy::SMI_RESTORE:
output = "SMI_RESTORE";
break;
case ButtonPolicy::SMI_HIDE:
output = "SMI_HIDE";
break;
case ButtonPolicy::SMI_READ_ONLY:
output = "SMI_READ_ONLY";
break;
case ButtonPolicy::SMI_READ_WRITE:
output = "SMI_READ_WRITE";
break;
case ButtonPolicy::SMI_NOOP:
output = "SMI_NOOP";
break;
case ButtonPolicy::SMI_TOTAL:
output = "SMI_TOTAL";
break;
case ButtonPolicy::SMI_VALID:
return "SMI_VALID";
case ButtonPolicy::SMI_INVALID:
return "SMI_INVALID";
case ButtonPolicy::SMI_OKAY:
return "SMI_OKAY";
case ButtonPolicy::SMI_APPLY:
return "SMI_APPLY";
case ButtonPolicy::SMI_CANCEL:
return "SMI_CANCEL";
case ButtonPolicy::SMI_RESTORE:
return "SMI_RESTORE";
case ButtonPolicy::SMI_HIDE:
return "SMI_HIDE";
case ButtonPolicy::SMI_READ_ONLY:
return "SMI_READ_ONLY";
case ButtonPolicy::SMI_READ_WRITE:
return "SMI_READ_WRITE";
case ButtonPolicy::SMI_NOOP:
return "SMI_NOOP";
case ButtonPolicy::SMI_TOTAL:
return "SMI_TOTAL";
default:
return "";
}
return output;
}
/// Helper function
void nextState(ButtonPolicy::State & state,
ButtonPolicy::SMInput in,
ButtonPolicy::StateMachine const & s_m,
char const * function_name = "nextState")
void ButtonPolicy::nextState(SMInput input)
{
if (ButtonPolicy::SMI_NOOP == in)
return;
if (SMI_NOOP == input)
return;
ButtonPolicy::State tmp = s_m[state][in];
State tmp = state_machine_[state_][input];
LYXERR(Debug::GUI) << "Transition from state "
<< printState(state) << " to state "
<< printState(state_) << " to state "
<< printState(tmp) << " after input "
<< printInput(in) << std::endl;
<< printInput(input) << std::endl;
if (ButtonPolicy::BOGUS != tmp) {
state = tmp;
if (tmp != BOGUS) {
state_ = tmp;
} else {
lyxerr << function_name
lyxerr << functionName(policy_)
<< ": No transition for input "
<< printInput(in)
<< printInput(input)
<< " from state "
<< printState(state)
<< endl;
<< printState(state_)
<< std::endl;
}
}
} // namespace anon
/*-----------------------------PreferencesPolicy-----------------------------*/
PreferencesPolicy::PreferencesPolicy()
: state_(INITIAL),
outputs_(APPLIED + 1, ButtonPolicy::ALL_BUTTONS),
state_machine_(APPLIED + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS))
void ButtonPolicy::initPreferences()
{
outputs_ = StateOutputs(APPLIED + 1, ButtonPolicy::ALL_BUTTONS);
state_machine_ = StateMachine(APPLIED + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS));
// Build the state output map
outputs_[INITIAL] = CLOSE;
outputs_[VALID] = RESTORE | OKAY | APPLY | CANCEL;
@ -188,28 +257,12 @@ PreferencesPolicy::PreferencesPolicy()
}
void PreferencesPolicy::input(SMInput input)
void ButtonPolicy::initOkCancel()
{
// The APPLIED state is persistent. Next time the dialog is opened,
// the user will be able to press 'Save'.
if (SMI_CANCEL == input || SMI_HIDE == input) {
if (state_ != APPLIED)
state_ = INITIAL;
} else {
nextState(state_, input, state_machine_, "PreferencesPolicy");
}
}
outputs_ = StateOutputs(INVALID + 1, ButtonPolicy::ALL_BUTTONS);
state_machine_ = StateMachine(INVALID + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS));
/*-------------------------------OkCancelPolicy------------------------------*/
OkCancelPolicy::OkCancelPolicy()
: state_(INITIAL),
outputs_(INVALID + 1, ButtonPolicy::ALL_BUTTONS),
state_machine_(INVALID + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS))
{
// Build the state output map
outputs_[INITIAL] = CLOSE;
outputs_[VALID] = RESTORE | OKAY | CANCEL;
@ -241,29 +294,12 @@ OkCancelPolicy::OkCancelPolicy()
}
void OkCancelPolicy::input(SMInput input)
void ButtonPolicy::initOkCancelReadOnly()
{
//lyxerr << "OkCancelPolicy::input" << endl;
outputs_ = StateOutputs(RO_INVALID + 1, ButtonPolicy::ALL_BUTTONS);
state_machine_ = StateMachine(RO_INVALID + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS));
// CANCEL and HIDE always take us to INITIAL for all cases
if (SMI_CANCEL == input || SMI_HIDE == input) {
state_ = INITIAL;
} else {
nextState(state_, input, state_machine_, "OkCancelPolicy");
}
}
/*---------------------------OkCancelReadOnlyPolicy-------------------------*/
OkCancelReadOnlyPolicy::OkCancelReadOnlyPolicy()
: state_(INITIAL),
outputs_(RO_INVALID + 1, ButtonPolicy::ALL_BUTTONS),
state_machine_(RO_INVALID + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS))
{
// Build the state output map
outputs_[INITIAL] = CLOSE;
outputs_[VALID] = RESTORE | OKAY | CANCEL;
@ -315,29 +351,12 @@ OkCancelReadOnlyPolicy::OkCancelReadOnlyPolicy()
}
void OkCancelReadOnlyPolicy::input(SMInput input)
void ButtonPolicy::initNoRepeatedApplyReadOnly()
{
//lyxerr << "OkCancelReadOnlyPolicy::input" << endl;
outputs_ = StateOutputs(RO_INVALID + 1, ButtonPolicy::ALL_BUTTONS);
state_machine_ = StateMachine(RO_INVALID + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS));
// CANCEL and HIDE always take us to INITIAL for all cases
if (SMI_CANCEL == input || SMI_HIDE == input) {
state_ = INITIAL;
} else {
nextState(state_, input, state_machine_,
"OkCancelReadOnlyPolicy");
}
}
/*--------------------------NoRepeatedApplyReadOnlyPolicy----------------------*/
NoRepeatedApplyReadOnlyPolicy::NoRepeatedApplyReadOnlyPolicy()
: state_(INITIAL),
outputs_(RO_INVALID + 1, ButtonPolicy::ALL_BUTTONS),
state_machine_(RO_INVALID + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS))
{
// Build the state output map
outputs_[INITIAL] = CLOSE;
outputs_[VALID] = RESTORE | OKAY | APPLY | CANCEL;
@ -390,29 +409,12 @@ NoRepeatedApplyReadOnlyPolicy::NoRepeatedApplyReadOnlyPolicy()
}
void NoRepeatedApplyReadOnlyPolicy::input(SMInput input)
void ButtonPolicy::initOkApplyCancelReadOnly()
{
//lyxerr << "NoReapeatedApplyReadOnlyPolicy::input" << endl;
outputs_ = StateOutputs(RO_APPLIED + 1, ButtonPolicy::ALL_BUTTONS);
state_machine_ = StateMachine(RO_APPLIED + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS));
// CANCEL and HIDE always take us to INITIAL for all cases
if (SMI_CANCEL == input || SMI_HIDE == input) {
state_ = INITIAL;
} else {
nextState(state_, input, state_machine_,
"NoRepeatedApplyReadOnlyPolicy");
}
}
/*--------------------------OkApplyCancelReadOnlyPolicy----------------------*/
OkApplyCancelReadOnlyPolicy::OkApplyCancelReadOnlyPolicy()
: state_(INITIAL),
outputs_(RO_APPLIED + 1, ButtonPolicy::ALL_BUTTONS),
state_machine_(RO_APPLIED + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS))
{
// Build the state output map
outputs_[INITIAL] = CLOSE;
outputs_[VALID] = RESTORE | OKAY | APPLY | CANCEL;
@ -479,29 +481,12 @@ OkApplyCancelReadOnlyPolicy::OkApplyCancelReadOnlyPolicy()
}
void OkApplyCancelReadOnlyPolicy::input(SMInput input)
void ButtonPolicy::initOkApplyCancel()
{
//lyxerr << "OkApplyCancelReadOnlyPolicy::input" << endl;
outputs_ = StateOutputs(APPLIED + 1, ButtonPolicy::ALL_BUTTONS);
state_machine_ = StateMachine(APPLIED + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS));
// CANCEL and HIDE always take us to INITIAL for all cases
if (SMI_CANCEL == input || SMI_HIDE == input) {
state_ = INITIAL;
} else {
nextState(state_, input, state_machine_,
"OkApplyCancelReadOnlyPolicy");
}
}
/*--------------------------OkApplyCancelPolicy----------------------*/
OkApplyCancelPolicy::OkApplyCancelPolicy()
: state_(INITIAL),
outputs_(APPLIED + 1, ButtonPolicy::ALL_BUTTONS),
state_machine_(APPLIED + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS))
{
// Build the state output map
outputs_[INITIAL] = CLOSE;
outputs_[VALID] = RESTORE | OKAY | APPLY | CANCEL;
@ -542,29 +527,12 @@ OkApplyCancelPolicy::OkApplyCancelPolicy()
}
void OkApplyCancelPolicy::input(SMInput input)
void ButtonPolicy::initNoRepeatedApply()
{
//lyxerr << "OkApplyCancelPolicy::input" << endl;
outputs_ = StateOutputs(INVALID + 1, ButtonPolicy::ALL_BUTTONS);
state_machine_ = StateMachine(INVALID + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS));
// CANCEL and HIDE always take us to INITIAL for all cases
if (SMI_CANCEL == input || SMI_HIDE == input) {
state_ = INITIAL;
} else {
nextState(state_, input, state_machine_,
"OkApplyCancelPolicy");
}
}
/*--------------------------NoRepeatedApplyPolicy----------------------*/
NoRepeatedApplyPolicy::NoRepeatedApplyPolicy()
: state_(INITIAL),
outputs_(INVALID + 1, ButtonPolicy::ALL_BUTTONS),
state_machine_(INVALID + 1,
StateArray(int(SMI_TOTAL), ButtonPolicy::BOGUS))
{
// Build the state output map
outputs_[INITIAL] = CLOSE;
outputs_[VALID] = RESTORE | OKAY | APPLY | CANCEL;
@ -597,18 +565,5 @@ NoRepeatedApplyPolicy::NoRepeatedApplyPolicy()
}
void NoRepeatedApplyPolicy::input(SMInput input)
{
//lyxerr << "NoRepeatedApplyPolicy::input" << endl;
// CANCEL and HIDE always take us to INITIAL for all cases
if (SMI_CANCEL == input || SMI_HIDE == input) {
state_ = INITIAL;
} else {
nextState(state_, input, state_machine_,
"NoRepeatedApplyPolicy");
}
}
} // namespace frontend
} // namespace lyx

417
src/frontends/controllers/ButtonPolicy.h
View File

@ -16,14 +16,12 @@
#define BUTTONPOLICY_H
#include <vector>
#include <boost/utility.hpp>
#include "support/std_ostream.h"
#include <iostream>
namespace lyx {
namespace frontend {
/** An abstract base class for button policies.
/** A class for button policies.
A state machine implementation of the various button policies used by the
dialogs. Only the policy is implemented here. Separate ButtonController
classes are needed for each GUI implementation.
@ -64,10 +62,103 @@ namespace frontend {
The IgnorantPolicy is a special case that allows anything.
*/
class ButtonPolicy : boost::noncopyable {
class ButtonPolicy {
public:
///
virtual ~ButtonPolicy() {}
// The various poicies
enum Policy {
/** Ok and Cancel buttons for dialogs with read-only operation.
Note: This scheme supports the relabelling of Cancel to Close and
vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
OkCancelPolicy,
/** Ok and Cancel buttons for dialogs where read-only operation is blocked.
The state machine design for this policy allows changes to occur within
the dialog while a file is read-only -- the okay button is disabled until
a read-write input is given. When the file is made read-write the dialog
will then be in the correct state (as if the file had always been
read-write).
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
OkCancelReadOnlyPolicy,
/** Ok, Apply and Cancel buttons for dialogs where read-only operation
is blocked.
Repeated Apply are not allowed. Likewise, Ok cannot follow Apply without
some valid input. That is, the dialog contents must change between
each Apply or Apply and Ok.
The state machine design for this policy allows changes to occur within
the dialog while a file is read-only -- the Ok+Apply buttons are disabled
until a read-write input is given. When the file is made read-write the
dialog will then be in the correct state (as if the file had always been
read-write).
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
NoRepeatedApplyReadOnlyPolicy,
/** Ok, Apply and Cancel buttons for dialogs where read-only
operation is blocked.
Repeated Apply is allowed. Likewise, Ok can follow Apply.
The state machine design for this policy allows changes to occur within
the dialog while a file is read-only -- the Ok+Apply buttons are disabled
until a read-write input is given. When the file is made read-write the
dialog will then be in the correct state (as if the file had always been
read-write).
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
OkApplyCancelReadOnlyPolicy,
/** Ok, Apply and Cancel buttons for dialogs where repeated
* Apply is allowed.
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
OkApplyCancelPolicy,
/** Ok, Apply and Cancel buttons for dialogs with no repeated Apply.
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
NoRepeatedApplyPolicy,
/** Defines the policy used by the Preferences dialog.
Four buttons: Ok (Save), Apply, Cancel/Close, Restore.
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
PreferencesPolicy,
/** Defines the policy used by dialogs that are forced to support a button
controller when they either don't have a use for one or are not ready to
use one. This may be useful when testing a new button policy but wishing
to minimise problems to users by supplying an anything-goes policy via a
preprocessor directive.
*/
IgnorantPolicy,
};
/// Constructor
explicit ButtonPolicy(Policy policy);
/** The various possible state names.
Not all state-machines have this many states. However, we need
@ -105,7 +196,7 @@ public:
///
CANCEL = 4,
///
RESTORE = 8
RESTORE = 8
};
///
static const Button ALL_BUTTONS =
@ -145,54 +236,7 @@ public:
};
/// Trigger a transition with this input.
virtual void input(SMInput) = 0;
/// Activation status of a button
virtual bool buttonStatus(Button) const = 0;
/// Are we in a read-only state?
virtual bool isReadOnly() const = 0;
/// Transition map of the state machine.
typedef std::vector<State> StateArray;
///
typedef std::vector<StateArray> StateMachine;
/// The state outputs are the status of the buttons.
typedef std::vector<int> StateOutputs;
};
inline
std::ostream & operator<<(std::ostream & os, ButtonPolicy::State st)
{
os << int(st);
return os;
}
inline
std::ostream & operator<<(std::ostream & os, ButtonPolicy::SMInput smi)
{
os << int(smi);
return os;
}
//--------------------- Actual Policy Classes -----------------------------
/** Ok and Cancel buttons for dialogs with read-only operation.
Note: This scheme supports the relabelling of Cancel to Close and
vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
class OkCancelPolicy : public ButtonPolicy {
public:
///
OkCancelPolicy();
///
//virtual ~OkCancelPolicy() {}
/// Trigger a transition with this input.
virtual void input(SMInput);
void input(SMInput);
/** Activation status of a button.
We assume that we haven't gotten into an undefined state.
This is reasonable since we can only reach states defined
@ -200,250 +244,55 @@ public:
the outputs_ variable. Perhaps we can do something at compile
time to check that all the states have corresponding outputs.
*/
virtual bool buttonStatus(Button button) const {
return button & outputs_[state_];
}
bool buttonStatus(Button) const;
/// Are we in a read-only state?
virtual bool isReadOnly() const { return false; }
bool isReadOnly() const;
private:
///
Policy policy_;
/// Transition map of the state machine.
typedef std::vector<State> StateArray;
///
typedef std::vector<StateArray> StateMachine;
/// The state outputs are the status of the buttons.
typedef std::vector<int> StateOutputs;
/// Current state.
State state_;
/// Which buttons are active for a given state.
StateOutputs outputs_;
///
StateMachine state_machine_;
};
/** Ok and Cancel buttons for dialogs where read-only operation is blocked.
The state machine design for this policy allows changes to occur within
the dialog while a file is read-only -- the okay button is disabled until
a read-write input is given. When the file is made read-write the dialog
will then be in the correct state (as if the file had always been
read-write).
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
class OkCancelReadOnlyPolicy : public ButtonPolicy {
public:
///
OkCancelReadOnlyPolicy();
///
//virtual ~OkCancelReadOnlyPolicy() {}
/// Trigger a transition with this input.
virtual void input(SMInput);
/// Activation status of a button.
virtual bool buttonStatus(Button button) const {
return button & outputs_[state_];
}
/// Are we in a read-only state?
virtual bool isReadOnly() const {
return RO_INITIAL == state_
|| RO_VALID == state_
|| RO_INVALID == state_
|| RO_APPLIED == state_;
}
private:
/// Current state.
State state_;
/// Which buttons are active for a given state.
StateOutputs outputs_;
///
StateMachine state_machine_;
// Helpers
void nextState(SMInput input);
void initOkCancel();
void initOkCancelReadOnly();
void initNoRepeatedApplyReadOnly();
void initOkApplyCancelReadOnly();
void initOkApplyCancel();
void initNoRepeatedApply();
void initPreferences();
};
/** Ok, Apply and Cancel buttons for dialogs where read-only operation
is blocked.
Repeated Apply are not allowed. Likewise, Ok cannot follow Apply without
some valid input. That is, the dialog contents must change between
each Apply or Apply and Ok.
The state machine design for this policy allows changes to occur within
the dialog while a file is read-only -- the Ok+Apply buttons are disabled
until a read-write input is given. When the file is made read-write the
dialog will then be in the correct state (as if the file had always been
read-write).
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
class NoRepeatedApplyReadOnlyPolicy : public ButtonPolicy {
public:
///
NoRepeatedApplyReadOnlyPolicy();
///
//virtual ~NoRepeatedApplyReadOnlyPolicy() {}
/// Trigger a transition with this input.
virtual void input(SMInput);
/// Activation status of a button.
virtual bool buttonStatus(Button button) const {
return button & outputs_[state_];
}
/// Are we in a read-only state?
virtual bool isReadOnly() const {
return RO_INITIAL == state_
|| RO_VALID == state_
|| RO_INVALID == state_
|| RO_APPLIED == state_;
}
private:
/// Current state.
State state_;
/// Which buttons are active for a given state.
StateOutputs outputs_;
///
StateMachine state_machine_;
};
inline
std::ostream & operator<<(std::ostream & os, ButtonPolicy::State st)
{
return os << int(st);
}
/** Ok, Apply and Cancel buttons for dialogs where read-only
operation is blocked.
Repeated Apply is allowed. Likewise, Ok can follow Apply.
The state machine design for this policy allows changes to occur within
the dialog while a file is read-only -- the Ok+Apply buttons are disabled
until a read-write input is given. When the file is made read-write the
dialog will then be in the correct state (as if the file had always been
read-write).
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
class OkApplyCancelReadOnlyPolicy : public ButtonPolicy {
public:
///
OkApplyCancelReadOnlyPolicy();
inline
std::ostream & operator<<(std::ostream & os, ButtonPolicy::SMInput smi)
{
return os << int(smi);
}
/// Trigger a transition with this input.
virtual void input(SMInput);
/// Activation status of a button.
virtual bool buttonStatus(Button button) const {
return button & outputs_[state_];
}
/// Are we in a read-only state?
virtual bool isReadOnly() const {
return RO_INITIAL == state_
|| RO_VALID == state_
|| RO_INVALID == state_
|| RO_APPLIED == state_;
}
private:
/// Current state.
State state_;
/// Which buttons are active for a given state.
StateOutputs outputs_;
///
StateMachine state_machine_;
};
/** Ok, Apply and Cancel buttons for dialogs where repeated Apply is allowed.
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
class OkApplyCancelPolicy : public ButtonPolicy {
public:
///
OkApplyCancelPolicy();
/// Trigger a transition with this input.
virtual void input(SMInput);
/// Activation status of a button.
virtual bool buttonStatus(Button button) const {
return button & outputs_[state_];
}
/// Are we in a read-only state?
virtual bool isReadOnly() const { return false; }
private:
/// Current state.
State state_;
/// Which buttons are active for a given state.
StateOutputs outputs_;
///
StateMachine state_machine_;
};
/** Ok, Apply and Cancel buttons for dialogs with no repeated Apply.
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
class NoRepeatedApplyPolicy : public ButtonPolicy {
public:
///
NoRepeatedApplyPolicy();
/// Trigger a transition with this input.
virtual void input(SMInput);
/// Activation status of a button.
virtual bool buttonStatus(Button button) const {
return button & outputs_[state_];
}
/// Are we in a read-only state?
virtual bool isReadOnly() const { return false; }
private:
/// Current state.
State state_;
/// Which buttons are active for a given state.
StateOutputs outputs_;
///
StateMachine state_machine_;
};
/** Defines the policy used by the Preferences dialog.
Four buttons: Ok (Save), Apply, Cancel/Close, Restore.
Note: This scheme supports the relabelling of Cancel to Close
and vice versa.
This is based on the value of the bool state of the Button::CANCEL.
true == Cancel, false == Close
*/
class PreferencesPolicy : public ButtonPolicy {
public:
///
PreferencesPolicy();
/// Trigger a transition with this input.
virtual void input(SMInput);
/// Activation status of a button.
virtual bool buttonStatus(Button button) const {
return button & outputs_[state_];
}
/// Are we in a read-only state?
virtual bool isReadOnly() const { return false; }
private:
/// Current state.
State state_;
/// Which buttons are active for a given state.
StateOutputs outputs_;
///
StateMachine state_machine_;
};
/** Defines the policy used by dialogs that are forced to support a button
controller when they either don't have a use for one or are not ready to
use one. This may be useful when testing a new button policy but wishing
to minimise problems to users by supplying an anything-goes policy via a
preprocessor directive.
*/
class IgnorantPolicy : public ButtonPolicy {
public:
/// Trigger a transition with this input.
virtual void input(SMInput) {}
/// Activation status of a button.
virtual bool buttonStatus(Button) const { return true; }
/// Are we in a read-only state?
virtual bool isReadOnly() const { return false; }
};
} // namespace frontend
} // namespace lyx

16
src/frontends/qt4/CheckedLineEdit.cpp
View File

@ -1,5 +1,5 @@
/**
* \file qt4/CheckedLineEdit.cpp
* \file CheckedLineEdit.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
@ -11,6 +11,7 @@
#include <config.h>
#include "CheckedLineEdit.h"
#include "Qt2BC.h"
#include <QLabel>
#include <QLineEdit>
@ -19,10 +20,10 @@
namespace lyx {
namespace frontend {
void addCheckedLineEdit(BCView & bcview,
QLineEdit * input, QWidget * label)
void addCheckedLineEdit(BCView & bcview, QLineEdit * input, QWidget * label)
{
bcview.addCheckedWidget(new CheckedLineEdit(input, label));
Qt2BC * bc = static_cast<Qt2BC *>(&bcview);
bc->addCheckedWidget(new CheckedLineEdit(input, label));
}
@ -30,13 +31,8 @@ namespace {
void setWarningColor(QWidget * widget)
{
// Qt 2.3 does not have
// widget->setPaletteForegroundColor(QColor(255, 0, 0));
// So copy the appropriate parts of the function here:
QPalette pal = widget->palette();
pal.setColor(QPalette::Active,
QPalette::Foreground,
QColor(255, 0, 0));
pal.setColor(QPalette::Active, QPalette::Foreground, QColor(255, 0, 0));
widget->setPalette(pal);
}

12
src/frontends/qt4/CheckedLineEdit.h
View File

@ -12,26 +12,24 @@
#ifndef CHECKEDLINEEDIT_H
#define CHECKEDLINEEDIT_H
#include "BCView.h"
class QWidget;
class QLineEdit;
namespace lyx {
namespace frontend {
class BCView;
void addCheckedLineEdit(BCView & bcview,
QLineEdit * input, QWidget * label = 0);
class CheckedLineEdit : public CheckedWidget {
class CheckedLineEdit
{
public:
CheckedLineEdit(QLineEdit * input, QWidget * label = 0);
bool check() const;
private:
///
virtual bool check() const;
///
QLineEdit * input_;
QWidget * label_;
};

82
src/frontends/qt4/Dialogs.cpp
View File

@ -120,160 +120,160 @@ Dialogs::DialogPtr Dialogs::build(string const & name)
if (name == "aboutlyx") {
dialog->setController(new ControlAboutlyx(*dialog));
dialog->setView(new GuiAbout(*dialog));
dialog->bc().bp(new OkCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkCancelPolicy);
} else if (name == "bibitem") {
dialog->setController(new ControlCommand(*dialog, name, name));
dialog->setView(new GuiBibitem(*dialog));
dialog->bc().bp(new OkCancelReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkCancelReadOnlyPolicy);
} else if (name == "bibtex") {
dialog->setController(new ControlBibtex(*dialog));
dialog->setView(new GuiBibtex(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "box") {
dialog->setController(new ControlBox(*dialog));
dialog->setView(new GuiBox(*dialog));
dialog->bc().bp(new OkApplyCancelReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
} else if (name == "branch") {
dialog->setController(new ControlBranch(*dialog));
dialog->setView(new GuiBranch(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "changes") {
dialog->setController(new ControlChanges(*dialog));
dialog->setView(new GuiChanges(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "character") {
dialog->setController(new ControlCharacter(*dialog));
dialog->setView(new GuiCharacter(*dialog));
dialog->bc().bp(new OkApplyCancelReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
} else if (name == "citation") {
GuiCitation * ci = new GuiCitation(*dialog);
dialog->setController(ci);
dialog->setView(new GuiCitationDialog(*dialog, ci));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "document") {
dialog->setController(new ControlDocument(*dialog));
dialog->setView(new GuiDocument(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "embedding") {
GuiViewBase & gui_view = static_cast<GuiViewBase &>(lyxview_);
GuiEmbeddedFiles * qef = new GuiEmbeddedFiles(*dialog);
dialog->setController(qef);
dialog->setView(new DockView<GuiEmbeddedFiles, GuiEmbeddedFilesDialog>(
*dialog, qef, &gui_view, _("Embedded Files"), Qt::RightDockWidgetArea));
dialog->bc().bp(new OkCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkCancelPolicy);
} else if (name == "errorlist") {
dialog->setController(new ControlErrorList(*dialog));
dialog->setView(new GuiErrorList(*dialog));
dialog->bc().bp(new OkCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkCancelPolicy);
} else if (name == "ert") {
dialog->setController(new ControlERT(*dialog));
dialog->setView(new GuiERT(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "external") {
dialog->setController(new ControlExternal(*dialog));
dialog->setView(new GuiExternal(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "file") {
dialog->setController(new ControlShowFile(*dialog));
dialog->setView(new GuiShowFile(*dialog));
dialog->bc().bp(new OkCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkCancelPolicy);
} else if (name == "findreplace") {
dialog->setController(new ControlSearch(*dialog));
dialog->setView(new GuiSearch(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "float") {
dialog->setController(new ControlFloat(*dialog));
dialog->setView(new GuiFloat(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "graphics") {
dialog->setController(new ControlGraphics(*dialog));
dialog->setView(new GuiGraphics(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "include") {
dialog->setController(new ControlInclude(*dialog));
dialog->setView(new GuiInclude(*dialog));
dialog->bc().bp(new OkApplyCancelReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
} else if (name == "index") {
dialog->setController(new ControlCommand(*dialog, name, name));
dialog->setView(new GuiIndex(*dialog,
_("Index Entry"),
qt_("&Keyword:")));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "nomenclature") {
dialog->setController(new ControlCommand(*dialog, name, name));
dialog->setView(new GuiNomencl(*dialog, _("Nomenclature Entry")));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "label") {
dialog->setController(new ControlCommand(*dialog, name, name));
dialog->setView(new GuiIndex(*dialog,
_("Label"),
qt_("&Label:")));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "log") {
dialog->setController(new ControlLog(*dialog));
dialog->setView(new GuiLog(*dialog));
dialog->bc().bp(new OkCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkCancelPolicy);
} else if (name == "view-source") {
GuiViewSource * qvs = new GuiViewSource(*dialog);
dialog->setController(qvs);
GuiViewBase & gui_view = static_cast<GuiViewBase &>(lyxview_);
dialog->setView(new DockView<GuiViewSource, GuiViewSourceDialog>(
*dialog, qvs, &gui_view, _("LaTeX Source"), Qt::BottomDockWidgetArea));
dialog->bc().bp(new OkCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkCancelPolicy);
} else if (name == "mathdelimiter") {
dialog->setController(new ControlMath(*dialog));
dialog->setView(new GuiDelimiter(*dialog));
dialog->bc().bp(new IgnorantPolicy);
dialog->bc().setPolicy(ButtonPolicy::IgnorantPolicy);
} else if (name == "mathmatrix") {
dialog->setController(new ControlMath(*dialog));
dialog->setView(new GuiMathMatrix(*dialog));
dialog->bc().bp(new IgnorantPolicy);
dialog->bc().setPolicy(ButtonPolicy::IgnorantPolicy);
} else if (name == "note") {
dialog->setController(new ControlNote(*dialog));
dialog->setView(new GuiNote(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "paragraph") {
dialog->setController(new ControlParagraph(*dialog));
dialog->setView(new GuiParagraph(*dialog));
dialog->bc().bp(new OkApplyCancelReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
} else if (name == "prefs") {
dialog->setController(new ControlPrefs(*dialog));
dialog->setView(new GuiPrefs(*dialog));
dialog->bc().bp(new PreferencesPolicy);
dialog->bc().setPolicy(ButtonPolicy::PreferencesPolicy);
} else if (name == "print") {
dialog->setController(new ControlPrint(*dialog));
dialog->setView(new GuiPrint(*dialog));
dialog->bc().bp(new OkApplyCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkApplyCancelPolicy);
} else if (name == "ref") {
// full qualification because qt4 has also a ControlRef type
dialog->setController(new ControlRef(*dialog));
dialog->setView(new GuiRef(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "sendto") {
dialog->setController(new ControlSendto(*dialog));
dialog->setView(new GuiSendto(*dialog));
dialog->bc().bp(new OkApplyCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkApplyCancelPolicy);
} else if (name == "spellchecker") {
dialog->setController(new ControlSpellchecker(*dialog));
dialog->setView(new GuiSpellchecker(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "tabular") {
dialog->setController(new ControlTabular(*dialog));
dialog->setView(new GuiTabular(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "tabularcreate") {
dialog->setController(new ControlTabularCreate(*dialog));
dialog->setView(new GuiTabularCreate(*dialog));
dialog->bc().bp(new IgnorantPolicy);
dialog->bc().setPolicy(ButtonPolicy::IgnorantPolicy);
} else if (name == "texinfo") {
dialog->setController(new ControlTexinfo(*dialog));
dialog->setView(new GuiTexinfo(*dialog));
dialog->bc().bp(new OkCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkCancelPolicy);
#ifdef HAVE_LIBAIKSAURUS
} else if (name == "thesaurus") {
dialog->setController(new ControlThesaurus(*dialog));
dialog->setView(new GuiThesaurus(*dialog));
dialog->bc().bp(new OkApplyCancelReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
#endif
} else if (name == "toc") {
GuiViewBase & gui_view = static_cast<GuiViewBase &>(lyxview_);
@ -287,23 +287,23 @@ Dialogs::DialogPtr Dialogs::build(string const & name)
dialog->setView(new DockView<GuiToc, TocWidget>(
*dialog, qtoc, &gui_view, _("Outline")));
#endif
dialog->bc().bp(new OkCancelPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkCancelPolicy);
} else if (name == "url") {
dialog->setController(new ControlCommand(*dialog, name, name));
dialog->setView(new UrlView(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "vspace") {
dialog->setController(new ControlVSpace(*dialog));
dialog->setView(new GuiVSpace(*dialog));
dialog->bc().bp(new OkApplyCancelReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
} else if (name == "wrap") {
dialog->setController(new ControlWrap(*dialog));
dialog->setView(new GuiWrap(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
} else if (name == "listings") {
dialog->setController(new ControlListings(*dialog));
dialog->setView(new GuiListings(*dialog));
dialog->bc().bp(new NoRepeatedApplyReadOnlyPolicy);
dialog->bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
}
return dialog;

2
src/frontends/qt4/GuiBibtex.cpp
View File

@ -84,7 +84,7 @@ GuiBibtexDialog::GuiBibtexDialog(GuiBibtex * form)
Qt2BC * bcview = new Qt2BC(add_bc_);
add_bc_.view(bcview);
add_bc_.bp(new OkCancelPolicy);
add_bc_.setPolicy(ButtonPolicy::OkCancelPolicy);
bcview->setOK(add_->addPB);
bcview->setCancel(add_->closePB);

8
src/frontends/qt4/GuiTabular.cpp
View File

@ -146,7 +146,7 @@ void GuiTabularDialog::topspace_changed()
if (!topspaceED->text().isEmpty())
form_->controller().set(Tabular::SET_TOP_SPACE,
widgetsToLength(topspaceED, topspaceUnit));
if (!form_->bc().bp().isReadOnly()) {
if (!form_->bc().policy().isReadOnly()) {
topspaceED->setEnabled(true);
topspaceUnit->setEnabled(true);
}
@ -176,7 +176,7 @@ void GuiTabularDialog::bottomspace_changed()
if (!bottomspaceED->text().isEmpty())
form_->controller().set(Tabular::SET_BOTTOM_SPACE,
widgetsToLength(bottomspaceED, bottomspaceUnit));
if (!form_->bc().bp().isReadOnly()) {
if (!form_->bc().policy().isReadOnly()) {
bottomspaceED->setEnabled(true);
bottomspaceUnit->setEnabled(true);
}
@ -206,7 +206,7 @@ void GuiTabularDialog::interlinespace_changed()
if (!interlinespaceED->text().isEmpty())
form_->controller().set(Tabular::SET_INTERLINE_SPACE,
widgetsToLength(interlinespaceED, interlinespaceUnit));
if (!form_->bc().bp().isReadOnly()) {
if (!form_->bc().policy().isReadOnly()) {
interlinespaceED->setEnabled(true);
interlinespaceUnit->setEnabled(true);
}
@ -666,7 +666,7 @@ void GuiTabular::update_contents()
dialog_->specialAlignmentED->setText(toqstr(special));
bool const isReadonly = bc().bp().isReadOnly();
bool const isReadonly = bc().policy().isReadOnly();
dialog_->specialAlignmentED->setEnabled(!isReadonly);
Length::UNIT default_unit = controller().useMetricUnits() ? Length::CM : Length::IN;

33
src/frontends/qt4/Qt2BC.cpp
View File

@ -24,14 +24,14 @@ namespace lyx {
namespace frontend {
Qt2BC::Qt2BC(ButtonController const & parent)
Qt2BC::Qt2BC(ButtonController & parent)
: BCView(parent), okay_(0), apply_(0), cancel_(0), restore_(0)
{}
void Qt2BC::refresh() const
{
lyxerr[Debug::GUI] << "Calling BC refresh()" << std::endl;
LYXERR(Debug::GUI) << "Calling BC refresh()" << std::endl;
bool const all_valid = checkWidgets();
@ -62,15 +62,15 @@ void Qt2BC::refresh() const
void Qt2BC::refreshReadOnly() const
{
if (read_only_.empty()) return;
if (read_only_.empty())
return;
bool const enable = !bp().isReadOnly();
Widgets::const_iterator end = read_only_.end();
Widgets::const_iterator iter = read_only_.begin();
for (; iter != end; ++iter) {
for (; iter != end; ++iter)
setWidgetEnabled(*iter, enable);
}
}
@ -84,5 +84,28 @@ void Qt2BC::setWidgetEnabled(QWidget * obj, bool enabled) const
obj->setFocusPolicy(enabled ? Qt::StrongFocus : Qt::NoFocus);
}
void Qt2BC::addCheckedWidget(CheckedLineEdit * ptr)
{
if (ptr)
checked_widgets.push_back(CheckedWidgetPtr(ptr));
}
bool Qt2BC::checkWidgets() const
{
bool valid = true;
CheckedWidgetList::const_iterator it = checked_widgets.begin();
CheckedWidgetList::const_iterator end = checked_widgets.end();
for (; it != end; ++it)
valid &= (*it)->check();
// return valid status after checking ALL widgets
return valid;
}
} // namespace frontend
} // namespace lyx

17
src/frontends/qt4/Qt2BC.h
View File

@ -16,6 +16,7 @@
#include "BCView.h"
#include "gettext.h"
#include "CheckedLineEdit.h"
class QWidget;
class QPushButton;
@ -34,7 +35,7 @@ class Qt2BC : public BCView
{
public:
///
Qt2BC(ButtonController const & parent);
Qt2BC(ButtonController & parent);
//@{
/** Store pointers to these widgets.
@ -56,6 +57,20 @@ public:
/// Refresh the status of any widgets in the read_only list
virtual void refreshReadOnly() const;
/** Add a widget to the list of all widgets whose validity should
* be checked explicitly when the buttons are refreshed.
*/
void addCheckedWidget(CheckedLineEdit * ptr);
protected:
/// \return true if all CheckedWidgets are in a valid state.
bool checkWidgets() const;
private:
typedef boost::shared_ptr<CheckedLineEdit> CheckedWidgetPtr;
typedef std::list<CheckedWidgetPtr> CheckedWidgetList;
CheckedWidgetList checked_widgets;
private:
/// Updates the widget sensitivity (enabled/disabled)
void setWidgetEnabled(QWidget *, bool enabled) const;