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Code cleanup: get rid of RenderPreview::status()

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This method is a proxy for LyXRC::preview that forces to forward
declare some wrapper around an enum...

Instead, two simple static methods previewMath() and previewText() are
introduced, that make the code much easier to follow.
This commit is contained in:
Jean-Marc Lasgouttes 2014-05-20 12:19:26 +02:00
parent 8226453684
commit 275b7af75e
9 changed files with 46 additions and 39 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/LyXRC.h
View File

@ -560,17 +560,6 @@ public:
};
/** \c LyXRC_PreviewStatus is a wrapper for LyXRC::PreviewStatus.
* It can be forward-declared and passed as a function argument without
* having to expose LyXRC.h.
*/
class LyXRC_PreviewStatus {
LyXRC::PreviewStatus val_;
public:
LyXRC_PreviewStatus(LyXRC::PreviewStatus val) : val_(val) {}
operator LyXRC::PreviewStatus() const { return val_; }
};
void actOnUpdatedPrefs(LyXRC const & lyxrc_orig, LyXRC const & lyxrc_new);
///

5
src/insets/InsetExternal.cpp
View File

@ -542,8 +542,7 @@ static void add_preview_and_start_loading(RenderMonitoredPreview & renderer,
{
InsetExternalParams const & params = inset.params();
if (RenderPreview::status() != LyXRC::PREVIEW_OFF &&
isPreviewWanted(params)) {
if (RenderPreview::previewText() && isPreviewWanted(params)) {
renderer.setAbsFile(params.filename);
docstring const snippet = latexString(inset);
renderer.addPreview(snippet, buffer);
@ -577,7 +576,7 @@ void InsetExternal::setParams(InsetExternalParams const & p)
|| !lyxrc.display_graphics
|| params_.preview_mode == PREVIEW_OFF
|| (params_.preview_mode == PREVIEW_INSTANT
&& RenderPreview::status() == LyXRC::PREVIEW_OFF)) {
&& !RenderPreview::previewText())) {
RenderButton * button_ptr = renderer_->asButton();
if (!button_ptr) {
renderer_.reset(new RenderButton);

4
src/insets/InsetIPA.cpp
View File

@ -19,7 +19,6 @@
#include "FuncStatus.h"
#include "LaTeXFeatures.h"
#include "Lexer.h"
#include "LyXRC.h"
#include "MetricsInfo.h"
#include "OutputParams.h"
#include "RenderPreview.h"
@ -122,8 +121,7 @@ void InsetIPA::preparePreview(DocIterator const & pos) const
bool InsetIPA::previewState(BufferView * bv) const
{
if (!editing(bv) && (RenderPreview::status() == LyXRC::PREVIEW_ON ||
RenderPreview::status() == LyXRC::PREVIEW_NO_MATH)) {
if (!editing(bv) && RenderPreview::previewText()) {
graphics::PreviewImage const * pimage =
preview_->getPreviewImage(bv->buffer());
return pimage && pimage->image();

8
src/insets/InsetInclude.cpp
View File

@ -31,7 +31,6 @@
#include "LayoutFile.h"
#include "LayoutModuleList.h"
#include "LyX.h"
#include "LyXRC.h"
#include "Lexer.h"
#include "MetricsInfo.h"
#include "output_plaintext.h"
@ -989,7 +988,7 @@ void InsetInclude::metrics(MetricsInfo & mi, Dimension & dim) const
LBUFERR(mi.base.bv);
bool use_preview = false;
if (RenderPreview::status() != LyXRC::PREVIEW_OFF) {
if (RenderPreview::previewText()) {
graphics::PreviewImage const * pimage =
preview_->getPreviewImage(mi.base.bv->buffer());
use_preview = pimage && pimage->image();
@ -1015,7 +1014,7 @@ void InsetInclude::draw(PainterInfo & pi, int x, int y) const
LBUFERR(pi.base.bv);
bool use_preview = false;
if (RenderPreview::status() != LyXRC::PREVIEW_OFF) {
if (RenderPreview::previewText()) {
graphics::PreviewImage const * pimage =
preview_->getPreviewImage(pi.base.bv->buffer());
use_preview = pimage && pimage->image();
@ -1094,8 +1093,7 @@ void add_preview(RenderMonitoredPreview & renderer, InsetInclude const & inset,
Buffer const & buffer)
{
InsetCommandParams const & params = inset.params();
if (RenderPreview::status() != LyXRC::PREVIEW_OFF &&
preview_wanted(params, buffer)) {
if (RenderPreview::previewText() && preview_wanted(params, buffer)) {
renderer.setAbsFile(includedFileName(buffer, params));
docstring const snippet = latexString(inset);
renderer.addPreview(snippet, buffer);

4
src/insets/InsetPreview.cpp
View File

@ -16,7 +16,6 @@
#include "BufferView.h"
#include "Cursor.h"
#include "Lexer.h"
#include "LyXRC.h"
#include "MetricsInfo.h"
#include "OutputParams.h"
#include "RenderPreview.h"
@ -81,8 +80,7 @@ void InsetPreview::preparePreview(DocIterator const & pos) const
bool InsetPreview::previewState(BufferView * bv) const
{
if (!editing(bv) && (RenderPreview::status() == LyXRC::PREVIEW_ON ||
RenderPreview::status() == LyXRC::PREVIEW_NO_MATH)) {
if (!editing(bv) && RenderPreview::previewText()) {
graphics::PreviewImage const * pimage =
preview_->getPreviewImage(bv->buffer());
return pimage && pimage->image();

34
src/insets/RenderPreview.cpp
View File

@ -39,9 +39,33 @@ using namespace lyx::support;
namespace lyx {
LyXRC_PreviewStatus RenderPreview::status()
bool RenderPreview::previewText()
{
return lyxrc.preview;
// Use a switch to trigger a warning if the enum is changed.
switch(lyxrc.preview) {
case LyXRC::PREVIEW_ON:
case LyXRC::PREVIEW_NO_MATH:
return true;
case LyXRC::PREVIEW_OFF:
break;
}
return false;
}
bool RenderPreview::previewMath()
{
// Use a switch to trigger a warning if the enum is changed.
switch(lyxrc.preview) {
case LyXRC::PREVIEW_ON:
return true;
case LyXRC::PREVIEW_NO_MATH:
case LyXRC::PREVIEW_OFF:
break;
}
return false;
}
@ -171,7 +195,7 @@ void RenderPreview::draw(PainterInfo & pi, int x, int y) const
void RenderPreview::startLoading(Buffer const & buffer, bool forexport) const
{
if (!forexport && (status() == LyXRC::PREVIEW_OFF || snippet_.empty()))
if (!forexport && (lyxrc.preview == LyXRC::PREVIEW_OFF || snippet_.empty()))
return;
graphics::PreviewLoader * loader = buffer.loader();
@ -184,7 +208,7 @@ void RenderPreview::addPreview(docstring const & latex_snippet,
Buffer const & buffer,
bool ignore_lyxrc)
{
if (status() == LyXRC::PREVIEW_OFF && !ignore_lyxrc)
if (lyxrc.preview == LyXRC::PREVIEW_OFF && !ignore_lyxrc)
return;
graphics::PreviewLoader * loader = buffer.loader();
@ -197,7 +221,7 @@ void RenderPreview::addPreview(docstring const & latex_snippet,
graphics::PreviewLoader & ploader,
bool ignore_lyxrc)
{
if (status() == LyXRC::PREVIEW_OFF && !ignore_lyxrc)
if (lyxrc.preview == LyXRC::PREVIEW_OFF && !ignore_lyxrc)
return;
// FIXME UNICODE

6
src/insets/RenderPreview.h
View File

@ -44,8 +44,10 @@ class PreviewLoader;
class RenderPreview : public RenderBase, public boost::signals::trackable {
public:
/// a wrapper for lyxrc.preview
static LyXRC_PreviewStatus status();
/// Return true if preview is enabled in text (from LyXRC::preview)
static bool previewText();
/// Return true if preview is enabled in mathed (from LyXRC::preview)
static bool previewMath();
RenderPreview(Inset const *);
RenderPreview(RenderPreview const &, Inset const *);

10
src/mathed/InsetMathHull.cpp
View File

@ -413,8 +413,8 @@ ColorCode InsetMathHull::standardColor() const
bool InsetMathHull::previewState(const BufferView *const bv) const
{
if (!editing(bv) && RenderPreview::status() == LyXRC::PREVIEW_ON
&& type_ != hullRegexp)
if (!editing(bv) && RenderPreview::previewMath()
&& type_ != hullRegexp)
{
graphics::PreviewImage const * pimage =
preview_->getPreviewImage(bv->buffer());
@ -615,7 +615,7 @@ void InsetMathHull::initUnicodeMath() const
void InsetMathHull::addPreview(DocIterator const & inset_pos,
graphics::PreviewLoader & /*ploader*/) const
{
if (RenderPreview::status() == LyXRC::PREVIEW_ON) {
if (RenderPreview::previewMath()) {
preparePreview(inset_pos);
}
}
@ -626,7 +626,7 @@ void InsetMathHull::preparePreview(DocIterator const & pos,
{
// there is no need to do all the macro stuff if we're not
// actually going to generate the preview.
if (RenderPreview::status() != LyXRC::PREVIEW_ON && !forexport)
if (!RenderPreview::previewMath() && !forexport)
return;
Buffer const * buffer = pos.buffer();
@ -690,7 +690,7 @@ void InsetMathHull::loadPreview(DocIterator const & pos) const
bool InsetMathHull::notifyCursorLeaves(Cursor const & old, Cursor & cur)
{
if (RenderPreview::status() == LyXRC::PREVIEW_ON) {
if (RenderPreview::previewMath()) {
reloadPreview(old);
cur.screenUpdateFlags(Update::Force);
}

3
src/mathed/MathMacroTemplate.cpp
View File

@ -34,7 +34,6 @@
#include "FuncRequest.h"
#include "FuncStatus.h"
#include "Lexer.h"
#include "LyXRC.h"
#include "frontends/Painter.h"
@ -833,7 +832,7 @@ void fixMacroInstances(Cursor & cur, DocIterator const & inset_pos,
MathMacro * macro = insetMath->asMacro();
if (macro && macro->name() == name && macro->folded()) {
fix(macro);
if (RenderPreview::status() == LyXRC::PREVIEW_ON)
if (RenderPreview::previewMath())
preview_reload_needed = true;
}
}