Create new graphics from within LyX choosing a sample file to copy from.

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

diff --git a/src/frontends/qt4/GuiGraphics.cpp b/src/frontends/qt4/GuiGraphics.cpp
index 7e4f9ef37bc86e56376ae0e183aa84a50ae02393..404df3c9d1282ae43771e75a1e15d7b6d0384ad2 100644 (file)
--- a/src/frontends/qt4/GuiGraphics.cpp
+++ b/src/frontends/qt4/GuiGraphics.cpp
@@ -24,6 +24,7 @@
 #include "LengthCombo.h"
 #include "Length.h"
 #include "LyXRC.h"
+#include "Format.h"
 
 #include "graphics/epstools.h"
 #include "graphics/GraphicsCache.h"
@@ -42,6 +43,7 @@
 #include "support/types.h"
 
 #include <QCheckBox>
+#include <QFileDialog>
 #include <QLabel>
 #include <QLineEdit>
 #include <QPushButton>
@@ -248,6 +250,13 @@ GuiGraphics::GuiGraphics(GuiView & lv)
 void GuiGraphics::change_adaptor()
 {
        changed();
+       string const fname = fromqstr(filename->text());
+       FileName dest_fname(FileName(fromqstr(bufferFilePath())), fname);
+       Format const * fmt = theFormats().getFormat(theFormats().getFormatFromFile(dest_fname));
+       LYXERR(Debug::GRAPHICS, "fmt: " << fmt
+               << ", fmt_name: " << theFormats().getFormatFromFile(dest_fname));
+       editPB->setEnabled(!fname.empty() && !dest_fname.isDirectory() && dest_fname.exists());
+       chooseSamplePB->setEnabled(!fname.empty() && !dest_fname.isDirectory());
 }
 
 
@@ -359,6 +368,91 @@ void GuiGraphics::on_browsePB_clicked()
 }
 
 
+bool GuiGraphics::checkFileExists()
+{
+       string const fname = fromqstr(filename->text());
+       FileName dest_fname(FileName(fromqstr(bufferFilePath())), fname);
+       if (fname.empty() || !dest_fname.exists()) {
+               return frontend::Alert::prompt(
+                       _("Continue?"), bformat(_("File '%1$s' does not exist. Continue?"), from_utf8(dest_fname.absFileName())),
+                       0, 1, _("&Yes"), _("&No")) == 0;
+       }
+       return true;
+}
+
+
+void GuiGraphics::on_chooseSamplePB_clicked()
+{
+       string fname = fromqstr(filename->text());
+       FileName dest_fname(FileName(fromqstr(bufferFilePath())), fname);
+       string fmt_name = theFormats().getFormatFromFile(FileName(fname));
+       string filter("Any file (*.*)");
+       if (!fmt_name.empty()) {
+               Format const *fmt = theFormats().getFormat(fmt_name);
+               filter = to_utf8(fmt->prettyname()) + " Files (*." + dest_fname.extension() + ")";
+       }
+       if (fname.empty() || dest_fname.isDirectory()) {
+               frontend::Alert::warning(_("Invalid destination file name!"), _("Invalid destination file name!"));
+               return;
+       }
+
+       QString const samplesDir = toqstr(addPath(package().user_support().absFileName(), "samples"));
+       string sample_name = fromqstr(QFileDialog::getOpenFileName(this, toqstr("Please, select sample template"), samplesDir, toqstr(filter)));
+       if (sample_name.empty())
+               // User pressed Cancel
+               return;
+       FileName sample_fname = FileName(sample_name);
+
+       //FileName sample_fname = libFileSearch(toqstr("samples"), toqstr(sample_name));
+       if (sample_fname.isDirectory() || !sample_fname.exists()) {
+               frontend::Alert::warning(_("Invalid sample file name"), _("Invalid sample file name"));
+               return;
+       }
+
+       string sample_fmt_name = theFormats().getFormatFromFile(sample_fname);
+       if (fmt_name.empty() && !sample_fmt_name.empty()) {
+               fmt_name = sample_fmt_name;
+               string ext = theFormats().getFormat(fmt_name)->extension();
+               if (!ext.empty()) {
+                       fname = fname + "." + ext;
+                       dest_fname.set(FileName(fromqstr(bufferFilePath())), fname);
+                       filename->setText(toqstr(fname));
+               }
+       }
+
+       if (fname.empty() || dest_fname.isDirectory()) {
+               frontend::Alert::warning(_("Invalid destination file name!"), _("Cannot copy sample file on an invalid destination file!"));
+               return;
+       }
+
+       if (!dest_fname.exists() || (dest_fname.exists() &&
+               frontend::Alert::prompt(
+                       _("Overwrite?"), bformat(_("File '%1$s' already exists. Overwrite with sample from template?"), from_utf8(dest_fname.absFileName())),
+                       0, 1, _("&Yes"), _("&No")) == 0)) {
+               sample_fname.copyTo(dest_fname);
+               dest_fname.refresh();
+               change_adaptor();
+       }
+}
+
+
+void GuiGraphics::on_editPB_clicked()
+{
+       string const fname = fromqstr(filename->text());
+       FileName dest_fname(FileName(fromqstr(bufferFilePath())), fname);
+       string fmt_name = theFormats().getFormatFromFile(FileName(fname));
+       if (checkFileExists())
+               theFormats().edit(buffer(), dest_fname, fmt_name);
+}
+
+
+void GuiGraphics::on_okPB_clicked()
+{
+       if (checkFileExists())
+               applyView();
+}
+
+
 void GuiGraphics::on_getPB_clicked()
 {
        getBB();