* fix spelling in comments to please John.

[lyx.git] / src / frontends / qt4 / Dialog.cpp

diff --git a/src/frontends/qt4/Dialog.cpp b/src/frontends/qt4/Dialog.cpp
index 7eaf6a03aed09c5b970991075951da035525eef9..65d4a5598141dbb3471e02af0c1471a2e638051c 100644 (file)
--- a/src/frontends/qt4/Dialog.cpp
+++ b/src/frontends/qt4/Dialog.cpp
@@ -13,24 +13,44 @@
 #include "Dialog.h"
 
 #include "GuiView.h"
+#include "qt_helpers.h"
 
 #include "Buffer.h"
+#include "BufferView.h"
+#include "Cursor.h"
 #include "FuncRequest.h"
 #include "FuncStatus.h"
 #include "LyXFunc.h"
 
+#include "insets/Inset.h"
+
+#include "support/debug.h"
+#include "support/lassert.h"
+
+#include <QSettings>
+#include <QString>
+
+#include <string>
+
+using namespace std;
+using namespace lyx::support;
 
 namespace lyx {
 namespace frontend {
 
 
+Dialog::Dialog(GuiView & lv, QString const & name, QString const & title)
+       : name_(name), title_(title), lyxview_(&lv)
+{}
+
+
 Dialog::~Dialog()
 {}
 
 
 bool Dialog::canApply() const
 {
-       FuncRequest const fr(getLfun(), name());
+       FuncRequest const fr(getLfun(), fromqstr(name_));
        FuncStatus const fs(getStatus(fr));
        return fs.enabled();
 }
@@ -38,39 +58,39 @@ bool Dialog::canApply() const
 
 void Dialog::dispatch(FuncRequest const & fr) const
 {
-       lyxview_->dispatch(fr);
+       lyx::dispatch(fr);
 }
 
 
-void Dialog::updateDialog(std::string const & name) const
+void Dialog::updateDialog() const
 {
-       dispatch(FuncRequest(LFUN_DIALOG_UPDATE, name));
+       dispatch(FuncRequest(LFUN_DIALOG_UPDATE, fromqstr(name_)));
 }
 
 
-void Dialog::disconnect(std::string const & name) const
+void Dialog::disconnect() const
 {
-       lyxview_->disconnectDialog(name);
+       lyxview_->disconnectDialog(fromqstr(name_));
 }
 
 
 bool Dialog::isBufferAvailable() const
 {
-       return lyxview_->buffer() != 0;
+       return lyxview_->currentBufferView() != 0;
 }
 
 
 bool Dialog::isBufferReadonly() const
 {
-       if (!lyxview_->buffer())
+       if (!lyxview_->documentBufferView())
                return true;
-       return lyxview_->buffer()->isReadonly();
+       return lyxview_->documentBufferView()->buffer().isReadonly();
 }
 
 
-std::string const Dialog::bufferFilepath() const
+QString Dialog::bufferFilepath() const
 {
-       return buffer().filePath();
+       return toqstr(buffer().filePath());
 }
 
 
@@ -85,29 +105,164 @@ KernelDocType Dialog::docType() const
 }
 
 
-BufferView * Dialog::bufferview()
+BufferView const * Dialog::bufferview() const
 {
-       return lyxview_->view();
+       return lyxview_->currentBufferView();
 }
 
 
-BufferView const * Dialog::bufferview() const
+Buffer const & Dialog::buffer() const
 {
-       return lyxview_->view();
+       LASSERT(lyxview_->currentBufferView(), /**/);
+       return lyxview_->currentBufferView()->buffer();
 }
 
 
-Buffer & Dialog::buffer()
+void Dialog::showData(string const & data)
 {
-       BOOST_ASSERT(lyxview_->buffer());
-       return *lyxview_->buffer();
+       if (isBufferDependent() && !isBufferAvailable())
+               return;
+
+       if (!initialiseParams(data)) {
+               LYXERR0("Dialog \"" << name()
+                       << "\" failed to translate the data string passed to show()");
+               return;
+       }
+
+       showView();
 }
 
 
-Buffer const & Dialog::buffer() const
+void Dialog::apply()
+{
+       if (isBufferDependent()) {
+               if (!isBufferAvailable() ||
+                   (isBufferReadonly() && !canApplyToReadOnly()))
+                       return;
+       }
+
+       applyView();
+       dispatchParams();
+
+       if (disconnectOnApply() && !isClosing()) {
+               disconnect();
+               initialiseParams(string());
+               updateView();
+       }
+}
+
+
+void Dialog::prepareView()
+{
+       // Make sure the dialog controls are correctly enabled/disabled with
+       // readonly status.
+       checkStatus();
+
+       QWidget * w = asQWidget();
+       w->setWindowTitle(title_);
+
+       QSize const hint = w->sizeHint();
+       if (hint.height() >= 0 && hint.width() >= 0)
+               w->setMinimumSize(hint);
+}
+
+
+void Dialog::showView()
+{
+       prepareView();
+
+       QWidget * w = asQWidget();
+       if (w->isVisible()) {
+               w->raise();
+               w->activateWindow();
+       } else
+               w->show();
+
+       if (wantInitialFocus())
+               w->setFocus();
+       else {
+               lyxview_->raise();
+               lyxview_->activateWindow();
+               lyxview_->setFocus();
+       }
+}
+
+
+void Dialog::hideView()
+{
+       QWidget * w = asQWidget();
+       if (!w->isVisible())
+               return;
+       clearParams();
+       disconnect();
+       w->hide();
+}
+
+
+bool Dialog::isVisibleView() const
+{
+       return asQWidget()->isVisible();
+}
+
+
+Inset const * Dialog::inset(InsetCode code) const
+{
+       Inset * ins = bufferview()->cursor().innerInsetOfType(code);
+       if (!ins)
+               ins = bufferview()->cursor().nextInset();
+       if (!ins || ins->lyxCode() != code)
+               return 0;
+       return ins;
+}
+
+
+void Dialog::checkStatus()
+{
+       // buffer independent dialogs are always active.
+       // This check allows us leave canApply unimplemented for some dialogs.
+       if (!isBufferDependent()) {
+               updateView();
+               return;
+       }
+
+       // deactivate the dialog if we have no buffer
+       if (!isBufferAvailable()) {
+               enableView(false);
+               return;
+       }
+
+       // check whether this dialog may be active
+       if (canApply()) {
+               bool const readonly = isBufferReadonly();
+               enableView(!readonly || canApplyToReadOnly());
+               // refreshReadOnly() is too generous in _enabling_ widgets
+               // update dialog to disable disabled widgets again
+
+               updateView();
+       } else
+               enableView(false);
+}
+
+
+QString Dialog::sessionKey() const
+{
+       return "views/" + QString::number(lyxview_->id())
+               + "/" + name();
+}
+
+
+void Dialog::saveSession() const
+{
+       QSettings settings;
+       settings.setValue(sessionKey() + "/geometry", asQWidget()->saveGeometry());
+}
+
+
+void Dialog::restoreSession()
 {
-       BOOST_ASSERT(lyxview_->buffer());
-       return *lyxview_->buffer();
+       QSettings settings;
+       asQWidget()->restoreGeometry(
+               settings.value(sessionKey() + "/geometry").toByteArray());
 }
 
 } // namespace frontend