From 179fa413b047bede6e32109e2ce82437c5fb8d34 Mon Sep 17 00:00:00 2001 From: MenTaLguY Date: Mon, 16 Jan 2006 02:36:01 +0000 Subject: moving trunk for module inkscape (bzr r1) --- src/dialogs/filedialog.cpp | 1439 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 1439 insertions(+) create mode 100644 src/dialogs/filedialog.cpp (limited to 'src/dialogs/filedialog.cpp') diff --git a/src/dialogs/filedialog.cpp b/src/dialogs/filedialog.cpp new file mode 100644 index 000000000..bf9eaceb5 --- /dev/null +++ b/src/dialogs/filedialog.cpp @@ -0,0 +1,1439 @@ +/* + * Implementation of the file dialog interfaces defined in filedialog.h + * + * Authors: + * Bob Jamison + * Other dudes from The Inkscape Organization + * + * Copyright (C) 2004 The Inkscape Organization + * + * Released under GNU GPL, read the file 'COPYING' for more information + */ + +#ifdef HAVE_CONFIG_H +# include +#endif + + + +//Temporary ugly hack +//Remove these after the get_filter() calls in +//show() on both classes are fixed +#include + +//Another hack +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "prefs-utils.h" +#include +#include +#include +#include +#include "inkscape.h" +#include "svg-view-widget.h" +#include "filedialog.h" + +#undef INK_DUMP_FILENAME_CONV + +#ifdef INK_DUMP_FILENAME_CONV +void dump_str( const gchar* str, const gchar* prefix ); +void dump_ustr( const Glib::ustring& ustr ); +#endif + +namespace Inkscape { +namespace UI { +namespace Dialogs { + +void FileDialogExtensionToPattern (Glib::ustring &pattern, gchar * in_file_extension); + +/*######################################################################### +### SVG Preview Widget +#########################################################################*/ +/** + * Simple class for displaying an SVG file in the "preview widget." + * Currently, this is just a wrapper of the sp_svg_view Gtk widget. + * Hopefully we will eventually replace with a pure Gtkmm widget. + */ +class SVGPreview : public Gtk::VBox +{ +public: + SVGPreview(); + ~SVGPreview(); + + bool setDocument(SPDocument *doc); + + bool setFileName(Glib::ustring &fileName); + + bool setFromMem(char const *xmlBuffer); + + bool set(Glib::ustring &fileName, int dialogType); + + bool setURI(URI &uri); + + /** + * Show image embedded in SVG + */ + void showImage(Glib::ustring &fileName); + + /** + * Show the "No preview" image + */ + void showNoPreview(); + + /** + * Show the "Too large" image + */ + void showTooLarge(long fileLength); + +private: + /** + * The svg document we are currently showing + */ + SPDocument *document; + + /** + * The sp_svg_view widget + */ + GtkWidget *viewerGtk; + + /** + * are we currently showing the "no preview" image? + */ + bool showingNoPreview; + +}; + + +bool SVGPreview::setDocument(SPDocument *doc) +{ + if (document) + sp_document_unref(document); + + sp_document_ref(doc); + document = doc; + + //This should remove it from the box, and free resources + if (viewerGtk) { + gtk_widget_destroy(viewerGtk); + } + + viewerGtk = sp_svg_view_widget_new(doc); + GtkWidget *vbox = (GtkWidget *)gobj(); + gtk_box_pack_start(GTK_BOX(vbox), viewerGtk, TRUE, TRUE, 0); + gtk_widget_show(viewerGtk); + + return true; +} + +bool SVGPreview::setFileName(Glib::ustring &theFileName) +{ + Glib::ustring fileName = theFileName; + + fileName = Glib::filename_to_utf8(fileName); + + SPDocument *doc = sp_document_new (fileName.c_str(), 0); + if (!doc) { + g_warning("SVGView: error loading document '%s'\n", fileName.c_str()); + return false; + } + + setDocument(doc); + + sp_document_unref(doc); + + return true; +} + + + +bool SVGPreview::setFromMem(char const *xmlBuffer) +{ + if (!xmlBuffer) + return false; + + gint len = (gint)strlen(xmlBuffer); + SPDocument *doc = sp_document_new_from_mem(xmlBuffer, len, 0); + if (!doc) { + g_warning("SVGView: error loading buffer '%s'\n",xmlBuffer); + return false; + } + + setDocument(doc); + + sp_document_unref(doc); + + return true; +} + + + +void SVGPreview::showImage(Glib::ustring &theFileName) +{ + Glib::ustring fileName = theFileName; + + + /*##################################### + # LET'S HAVE SOME FUN WITH SVG! + # Instead of just loading an image, why + # don't we make a lovely little svg and + # display it nicely? + #####################################*/ + + //Arbitrary size of svg doc -- rather 'portrait' shaped + gint previewWidth = 400; + gint previewHeight = 600; + + //Get some image info. Smart pointer does not need to be deleted + Glib::RefPtr img = Gdk::Pixbuf::create_from_file(fileName); + gint imgWidth = img->get_width(); + gint imgHeight = img->get_height(); + + //Find the minimum scale to fit the image inside the preview area + double scaleFactorX = (0.9 *(double)previewWidth) / ((double)imgWidth); + double scaleFactorY = (0.9 *(double)previewHeight) / ((double)imgHeight); + double scaleFactor = scaleFactorX; + if (scaleFactorX > scaleFactorY) + scaleFactor = scaleFactorY; + + //Now get the resized values + gint scaledImgWidth = (int) (scaleFactor * (double)imgWidth); + gint scaledImgHeight = (int) (scaleFactor * (double)imgHeight); + + //center the image on the area + gint imgX = (previewWidth - scaledImgWidth) / 2; + gint imgY = (previewHeight - scaledImgHeight) / 2; + + //wrap a rectangle around the image + gint rectX = imgX-1; + gint rectY = imgY-1; + gint rectWidth = scaledImgWidth +2; + gint rectHeight = scaledImgHeight+2; + + //Our template. Modify to taste + gchar const *xformat = + "\n" + "\n" + "\n" + "\n" + "\n" + "%d x %d\n" + "\n\n"; + + //if (!Glib::get_charset()) //If we are not utf8 + fileName = Glib::filename_to_utf8(fileName); + + //Fill in the template + /* FIXME: Do proper XML quoting for fileName. */ + gchar *xmlBuffer = g_strdup_printf(xformat, + previewWidth, previewHeight, + imgX, imgY, scaledImgWidth, scaledImgHeight, + fileName.c_str(), + rectX, rectY, rectWidth, rectHeight, + imgWidth, imgHeight); + + //g_message("%s\n", xmlBuffer); + + //now show it! + setFromMem(xmlBuffer); + g_free(xmlBuffer); +} + + + +void SVGPreview::showNoPreview() +{ + //Are we already showing it? + if (showingNoPreview) + return; + + //Arbitrary size of svg doc -- rather 'portrait' shaped + gint previewWidth = 300; + gint previewHeight = 600; + + //Our template. Modify to taste + gchar const *xformat = + "\n" + "\n" + "\n" + "\n" + "\n" + "\n" + "\n" + "\n" + " \n" + "%s\n" + "\n\n"; + + //Fill in the template + gchar *xmlBuffer = g_strdup_printf(xformat, + previewWidth, previewHeight, _("No preview")); + + //g_message("%s\n", xmlBuffer); + + //now show it! + setFromMem(xmlBuffer); + g_free(xmlBuffer); + showingNoPreview = true; + +} + +void SVGPreview::showTooLarge(long fileLength) +{ + + //Arbitrary size of svg doc -- rather 'portrait' shaped + gint previewWidth = 300; + gint previewHeight = 600; + + //Our template. Modify to taste + gchar const *xformat = + "\n" + "\n" + "\n" + "\n" + "\n" + "\n" + "\n" + "\n" + "\n" + "%5.1f MB\n" + "%s\n" + "\n\n"; + + //Fill in the template + double floatFileLength = ((double)fileLength) / 1048576.0; + //printf("%ld %f\n", fileLength, floatFileLength); + gchar *xmlBuffer = g_strdup_printf(xformat, + previewWidth, previewHeight, floatFileLength, + _("too large for preview")); + + //g_message("%s\n", xmlBuffer); + + //now show it! + setFromMem(xmlBuffer); + g_free(xmlBuffer); + +} + +static bool +hasSuffix(Glib::ustring &str, Glib::ustring &ext) +{ + int strLen = str.length(); + int extLen = ext.length(); + if (extLen > strLen) + { + return false; + } + int strpos = strLen-1; + for (int extpos = extLen-1 ; extpos>=0 ; extpos--, strpos--) + { + Glib::ustring::value_type ch = str[strpos]; + if (ch != ext[extpos]) + { + if ( ((ch & 0xff80) != 0) || + static_cast( g_ascii_tolower( static_cast(0x07f & ch) ) ) != ext[extpos] ) + { + return false; + } + } + } + return true; +} + + +/** + * Return true if the image is loadable by Gdk, else false + */ +static bool +isValidImageFile(Glib::ustring &fileName) +{ + std::vectorformats = Gdk::Pixbuf::get_formats(); + for (unsigned int i=0; iextensions = format.get_extensions(); + for (unsigned int j=0; j 0x150000L) + { + showingNoPreview = false; + showTooLarge(fileLen); + return FALSE; + } + } + + Glib::ustring svg = ".svg"; + Glib::ustring svgz = ".svgz"; + + if ((dialogType == SVG_TYPES || dialogType == IMPORT_TYPES) && + (hasSuffix(fileName, svg) || hasSuffix(fileName, svgz) ) + ) + { + bool retval = setFileName(fileName); + showingNoPreview = false; + return retval; + } + else if (isValidImageFile(fileName)) + { + showImage(fileName); + showingNoPreview = false; + return true; + } + else + { + showNoPreview(); + return false; + } +} + + +SVGPreview::SVGPreview() +{ + if (!INKSCAPE) + inkscape_application_init("",false); + document = NULL; + viewerGtk = NULL; + set_size_request(150,150); + showingNoPreview = false; +} + +SVGPreview::~SVGPreview() +{ + +} + + + + + +/*######################################################################### +### F I L E O P E N +#########################################################################*/ + +/** + * Our implementation class for the FileOpenDialog interface.. + */ +class FileOpenDialogImpl : public FileOpenDialog, public Gtk::FileChooserDialog +{ +public: + FileOpenDialogImpl(char const *dir, + FileDialogType fileTypes, + char const *title); + + virtual ~FileOpenDialogImpl(); + + bool show(); + + Inkscape::Extension::Extension *getSelectionType(); + + gchar *getFilename(); + + Glib::SListHandle getFilenames (); +protected: + + + +private: + + + /** + * What type of 'open' are we? (open, import, place, etc) + */ + FileDialogType dialogType; + + /** + * Our svg preview widget + */ + SVGPreview svgPreview; + + /** + * Callback for seeing if the preview needs to be drawn + */ + void updatePreviewCallback(); + + /** + * Fix to allow the user to type the file name + */ + Gtk::Entry fileNameEntry; + + /** + * Create a filter menu for this type of dialog + */ + void createFilterMenu(); + + /** + * Callback for user input into fileNameEntry + */ + void fileNameEntryChangedCallback(); + + /** + * Callback for user changing which item is selected on the list + */ + void fileSelectedCallback(); + + + /** + * Filter name->extension lookup + */ + std::map extensionMap; + + /** + * The extension to use to write this file + */ + Inkscape::Extension::Extension *extension; + + /** + * Filename that was given + */ + Glib::ustring myFilename; + +}; + + + + + +/** + * Callback for checking if the preview needs to be redrawn + */ +void FileOpenDialogImpl::updatePreviewCallback() +{ + Glib::ustring fileName = get_preview_filename(); + + if (fileName.length() < 1) + return; + + svgPreview.set(fileName, dialogType); +} + + + + + +/** + * Callback for fileNameEntry widget + */ +void FileOpenDialogImpl::fileNameEntryChangedCallback() +{ + Glib::ustring fileName = fileNameEntry.get_text(); + + // TODO remove this leak + fileName = Glib::filename_from_utf8(fileName); + + //g_message("User hit return. Text is '%s'\n", fName.c_str()); + + if (!Glib::path_is_absolute(fileName)) { + //try appending to the current path + // not this way: fileName = get_current_folder() + "/" + fName; + std::vector pathSegments; + pathSegments.push_back( get_current_folder() ); + pathSegments.push_back( fileName ); + fileName = Glib::build_filename(pathSegments); + } + + //g_message("path:'%s'\n", fName.c_str()); + + if (Glib::file_test(fileName, Glib::FILE_TEST_IS_DIR)) { + set_current_folder(fileName); + } else if (Glib::file_test(fileName, Glib::FILE_TEST_IS_REGULAR)) { + //dialog with either (1) select a regular file or (2) cd to dir + //simulate an 'OK' + set_filename(fileName); + response(Gtk::RESPONSE_OK); + } +} + + + + + +/** + * Callback for fileNameEntry widget + */ +void FileOpenDialogImpl::fileSelectedCallback() +{ + Glib::ustring fileName = get_filename(); + if (!Glib::get_charset()) //If we are not utf8 + fileName = Glib::filename_to_utf8(fileName); + //g_message("User selected '%s'\n", + // filename().c_str()); + +#ifdef INK_DUMP_FILENAME_CONV + ::dump_ustr( get_filename() ); +#endif + fileNameEntry.set_text(fileName); +} + + + + +void FileOpenDialogImpl::createFilterMenu() +{ + //patterns added dynamically below + Gtk::FileFilter allImageFilter; + allImageFilter.set_name(_("All Images")); + extensionMap[Glib::ustring(_("All Images"))]=NULL; + add_filter(allImageFilter); + + Gtk::FileFilter allFilter; + allFilter.set_name(_("All Files")); + extensionMap[Glib::ustring(_("All Files"))]=NULL; + allFilter.add_pattern("*"); + add_filter(allFilter); + + //patterns added dynamically below + Gtk::FileFilter allInkscapeFilter; + allInkscapeFilter.set_name(_("All Inkscape Files")); + extensionMap[Glib::ustring(_("All Inkscape Files"))]=NULL; + add_filter(allInkscapeFilter); + + Inkscape::Extension::DB::InputList extension_list; + Inkscape::Extension::db.get_input_list(extension_list); + + for (Inkscape::Extension::DB::InputList::iterator current_item = extension_list.begin(); + current_item != extension_list.end(); current_item++) + { + Inkscape::Extension::Input * imod = *current_item; + + // FIXME: would be nice to grey them out instead of not listing them + if (imod->deactivated()) continue; + + Glib::ustring upattern("*"); + FileDialogExtensionToPattern (upattern, imod->get_extension()); + + Gtk::FileFilter filter; + Glib::ustring uname(_(imod->get_filetypename())); + filter.set_name(uname); + filter.add_pattern(upattern); + add_filter(filter); + extensionMap[uname] = imod; + + //g_message("ext %s:%s '%s'\n", ioext->name, ioext->mimetype, upattern.c_str()); + allInkscapeFilter.add_pattern(upattern); + if ( strncmp("image", imod->get_mimetype(), 5)==0 ) + allImageFilter.add_pattern(upattern); + } + + return; +} + + + +/** + * Constructor. Not called directly. Use the factory. + */ +FileOpenDialogImpl::FileOpenDialogImpl(char const *dir, + FileDialogType fileTypes, + char const *title) : + Gtk::FileChooserDialog(Glib::ustring(title)) +{ + + + /* One file at a time */ + /* And also Multiple Files */ + set_select_multiple(true); + + /* Initalize to Autodetect */ + extension = NULL; + /* No filename to start out with */ + myFilename = ""; + + /* Set our dialog type (open, import, etc...)*/ + dialogType = fileTypes; + + + /* Set the pwd and/or the filename */ + if (dir != NULL) + { + Glib::ustring udir(dir); + Glib::ustring::size_type len = udir.length(); + // leaving a trailing backslash on the directory name leads to the infamous + // double-directory bug on win32 + if (len != 0 && udir[len - 1] == '\\') udir.erase(len - 1); + set_current_folder(udir.c_str()); + } + + //###### Add the file types menu + createFilterMenu(); + + //###### Add a preview widget + set_preview_widget(svgPreview); + set_preview_widget_active(true); + set_use_preview_label (false); + + //Catch selection-changed events, so we can adjust the text widget + signal_update_preview().connect( + sigc::mem_fun(*this, &FileOpenDialogImpl::updatePreviewCallback) ); + + + //###### Add a text entry bar, and tie it to file chooser events + fileNameEntry.set_text(get_current_folder()); + set_extra_widget(fileNameEntry); + fileNameEntry.grab_focus(); + + //Catch when user hits [return] on the text field + fileNameEntry.signal_activate().connect( + sigc::mem_fun(*this, &FileOpenDialogImpl::fileNameEntryChangedCallback) ); + + //Catch selection-changed events, so we can adjust the text widget + signal_selection_changed().connect( + sigc::mem_fun(*this, &FileOpenDialogImpl::fileSelectedCallback) ); + + add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL); + add_button(Gtk::Stock::OPEN, Gtk::RESPONSE_OK); + +} + + + + + +/** + * Public factory. Called by file.cpp, among others. + */ +FileOpenDialog *FileOpenDialog::create(char const *path, + FileDialogType fileTypes, + char const *title) +{ + FileOpenDialog *dialog = new FileOpenDialogImpl(path, fileTypes, title); + return dialog; +} + + + + +/** + * Destructor + */ +FileOpenDialogImpl::~FileOpenDialogImpl() +{ + +} + + +/** + * Show this dialog modally. Return true if user hits [OK] + */ +bool +FileOpenDialogImpl::show() +{ + set_current_folder(get_current_folder()); //hack to force initial dir listing + set_modal (TRUE); //Window + sp_transientize((GtkWidget *)gobj()); //Make transient + gint b = run(); //Dialog + hide(); + + if (b == Gtk::RESPONSE_OK) + { + //This is a hack, to avoid the warning messages that + //Gtk::FileChooser::get_filter() returns + //should be: Gtk::FileFilter *filter = get_filter(); + GtkFileChooser *gtkFileChooser = Gtk::FileChooser::gobj(); + GtkFileFilter *filter = gtk_file_chooser_get_filter(gtkFileChooser); + if (filter) + { + //Get which extension was chosen, if any + extension = extensionMap[gtk_file_filter_get_name(filter)]; + } + myFilename = get_filename(); + return TRUE; + } + else + { + return FALSE; + } +} + + + + +/** + * Get the file extension type that was selected by the user. Valid after an [OK] + */ +Inkscape::Extension::Extension * +FileOpenDialogImpl::getSelectionType() +{ + return extension; +} + + +/** + * Get the file name chosen by the user. Valid after an [OK] + */ +gchar * +FileOpenDialogImpl::getFilename (void) +{ + return g_strdup(myFilename.c_str()); +} + + +/** + * To Get Multiple filenames selected at-once. + */ +Glib::SListHandleFileOpenDialogImpl::getFilenames() +{ + return get_filenames(); +} + + + + + + +/*######################################################################### +# F I L E S A V E +#########################################################################*/ + +class FileType +{ + public: + FileType() {} + ~FileType() {} + Glib::ustring name; + Glib::ustring pattern; + Inkscape::Extension::Extension *extension; +}; + +/** + * Our implementation of the FileSaveDialog interface. + */ +class FileSaveDialogImpl : public FileSaveDialog, public Gtk::FileChooserDialog +{ + +public: + FileSaveDialogImpl(char const *dir, + FileDialogType fileTypes, + char const *title, + char const *default_key); + + virtual ~FileSaveDialogImpl(); + + bool show(); + + Inkscape::Extension::Extension *getSelectionType(); + + gchar *getFilename(); + + +private: + + /** + * What type of 'open' are we? (save, export, etc) + */ + FileDialogType dialogType; + + /** + * Our svg preview widget + */ + SVGPreview svgPreview; + + /** + * Fix to allow the user to type the file name + */ + Gtk::Entry *fileNameEntry; + + /** + * Callback for seeing if the preview needs to be drawn + */ + void updatePreviewCallback(); + + + + /** + * Allow the specification of the output file type + */ + Gtk::HBox fileTypeBox; + + /** + * Allow the specification of the output file type + */ + Gtk::ComboBoxText fileTypeComboBox; + + + /** + * Data mirror of the combo box + */ + std::vector fileTypes; + + //# Child widgets + Gtk::CheckButton fileTypeCheckbox; + + + /** + * Callback for user input into fileNameEntry + */ + void fileTypeChangedCallback(); + + /** + * Create a filter menu for this type of dialog + */ + void createFileTypeMenu(); + + + bool append_extension; + + /** + * The extension to use to write this file + */ + Inkscape::Extension::Extension *extension; + + /** + * Callback for user input into fileNameEntry + */ + void fileNameEntryChangedCallback(); + + /** + * Filename that was given + */ + Glib::ustring myFilename; +}; + + + + + + +/** + * Callback for checking if the preview needs to be redrawn + */ +void FileSaveDialogImpl::updatePreviewCallback() +{ + Glib::ustring fileName = get_preview_filename(); + if (!fileName.c_str()) + return; + bool retval = svgPreview.set(fileName, dialogType); + set_preview_widget_active(retval); +} + + + +/** + * Callback for fileNameEntry widget + */ +void FileSaveDialogImpl::fileNameEntryChangedCallback() +{ + if (!fileNameEntry) + return; + + Glib::ustring fileName = fileNameEntry->get_text(); + if (!Glib::get_charset()) //If we are not utf8 + fileName = Glib::filename_to_utf8(fileName); + + //g_message("User hit return. Text is '%s'\n", fileName.c_str()); + + if (!Glib::path_is_absolute(fileName)) { + //try appending to the current path + // not this way: fileName = get_current_folder() + "/" + fileName; + std::vector pathSegments; + pathSegments.push_back( get_current_folder() ); + pathSegments.push_back( fileName ); + fileName = Glib::build_filename(pathSegments); + } + + //g_message("path:'%s'\n", fileName.c_str()); + + if (Glib::file_test(fileName, Glib::FILE_TEST_IS_DIR)) { + set_current_folder(fileName); + } else if (/*Glib::file_test(fileName, Glib::FILE_TEST_IS_REGULAR)*/1) { + //dialog with either (1) select a regular file or (2) cd to dir + //simulate an 'OK' + set_filename(fileName); + response(Gtk::RESPONSE_OK); + } +} + + + +/** + * Callback for fileNameEntry widget + */ +void FileSaveDialogImpl::fileTypeChangedCallback() +{ + int sel = fileTypeComboBox.get_active_row_number(); + if (sel<0 || sel >= (int)fileTypes.size()) + return; + FileType type = fileTypes[sel]; + //g_message("selected: %s\n", type.name.c_str()); + Gtk::FileFilter filter; + filter.add_pattern(type.pattern); + set_filter(filter); +} + + + +void FileSaveDialogImpl::createFileTypeMenu() +{ + Inkscape::Extension::DB::OutputList extension_list; + Inkscape::Extension::db.get_output_list(extension_list); + + for (Inkscape::Extension::DB::OutputList::iterator current_item = extension_list.begin(); + current_item != extension_list.end(); current_item++) + { + Inkscape::Extension::Output * omod = *current_item; + + // FIXME: would be nice to grey them out instead of not listing them + if (omod->deactivated()) continue; + + FileType type; + type.name = (_(omod->get_filetypename())); + type.pattern = "*"; + FileDialogExtensionToPattern (type.pattern, omod->get_extension()); + type.extension= omod; + fileTypeComboBox.append_text(type.name); + fileTypes.push_back(type); + } + + //#Let user choose + FileType guessType; + guessType.name = _("Guess from extension"); + guessType.pattern = "*"; + guessType.extension = NULL; + fileTypeComboBox.append_text(guessType.name); + fileTypes.push_back(guessType); + + + fileTypeComboBox.set_active(0); + fileTypeChangedCallback(); //call at least once to set the filter +} + + +void findEntryWidgets(Gtk::Container *parent, std::vector &result) +{ + if (!parent) + return; + std::vector children = parent->get_children(); + for (unsigned int i=0; igobj(); + if (GTK_IS_ENTRY(wid)) + result.push_back((Gtk::Entry *)child); + else if (GTK_IS_CONTAINER(wid)) + findEntryWidgets((Gtk::Container *)child, result); + } + +} + +void findExpanderWidgets(Gtk::Container *parent, std::vector &result) +{ + if (!parent) + return; + std::vector children = parent->get_children(); + for (unsigned int i=0; igobj(); + if (GTK_IS_EXPANDER(wid)) + result.push_back((Gtk::Expander *)child); + else if (GTK_IS_CONTAINER(wid)) + findExpanderWidgets((Gtk::Container *)child, result); + } + +} + + +/** + * Constructor + */ +FileSaveDialogImpl::FileSaveDialogImpl(char const *dir, + FileDialogType fileTypes, + char const *title, + char const *default_key) : + Gtk::FileChooserDialog(Glib::ustring(title), + Gtk::FILE_CHOOSER_ACTION_SAVE) +{ + append_extension = (bool)prefs_get_int_attribute("dialogs.save_as", "append_extension", 1); + + /* One file at a time */ + set_select_multiple(false); + + /* Initalize to Autodetect */ + extension = NULL; + /* No filename to start out with */ + myFilename = ""; + + /* Set our dialog type (save, export, etc...)*/ + dialogType = fileTypes; + + /* Set the pwd and/or the filename */ + if (dir != NULL) + { + Glib::ustring udir(dir); + Glib::ustring::size_type len = udir.length(); + // leaving a trailing backslash on the directory name leads to the infamous + // double-directory bug on win32 + if (len != 0 && udir[len - 1] == '\\') udir.erase(len - 1); + set_current_folder(udir.c_str()); + } + + //###### Add the file types menu + //createFilterMenu(); + + //###### Do we want the .xxx extension automatically added? + fileTypeCheckbox.set_label(Glib::ustring(_("Append filename extension automatically"))); + fileTypeCheckbox.set_active(append_extension); + + fileTypeBox.pack_start(fileTypeCheckbox); + createFileTypeMenu(); + fileTypeComboBox.set_size_request(200,40); + fileTypeComboBox.signal_changed().connect( + sigc::mem_fun(*this, &FileSaveDialogImpl::fileTypeChangedCallback) ); + + fileTypeBox.pack_start(fileTypeComboBox); + + set_extra_widget(fileTypeBox); + //get_vbox()->pack_start(fileTypeBox, false, false, 0); + //get_vbox()->reorder_child(fileTypeBox, 2); + + //###### Add a preview widget + set_preview_widget(svgPreview); + set_preview_widget_active(true); + set_use_preview_label (false); + + //Catch selection-changed events, so we can adjust the text widget + signal_update_preview().connect( + sigc::mem_fun(*this, &FileSaveDialogImpl::updatePreviewCallback) ); + + + //Let's do some customization + fileNameEntry = NULL; + Gtk::Container *cont = get_toplevel(); + std::vector entries; + findEntryWidgets(cont, entries); + //g_message("Found %d entry widgets\n", entries.size()); + if (entries.size() >=1 ) + { + //Catch when user hits [return] on the text field + fileNameEntry = entries[0]; + fileNameEntry->signal_activate().connect( + sigc::mem_fun(*this, &FileSaveDialogImpl::fileNameEntryChangedCallback) ); + } + + //Let's do more customization + std::vector expanders; + findExpanderWidgets(cont, expanders); + //g_message("Found %d expander widgets\n", expanders.size()); + if (expanders.size() >=1 ) + { + //Always show the file list + Gtk::Expander *expander = expanders[0]; + expander->set_expanded(true); + } + + + //if (extension == NULL) + // checkbox.set_sensitive(FALSE); + + add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL); + add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_OK); + + show_all_children(); +} + + + +/** + * Public factory method. Used in file.cpp + */ +FileSaveDialog *FileSaveDialog::create(char const *path, + FileDialogType fileTypes, + char const *title, + char const *default_key) +{ + FileSaveDialog *dialog = new FileSaveDialogImpl(path, fileTypes, title, default_key); + return dialog; +} + + + + + +/** + * Destructor + */ +FileSaveDialogImpl::~FileSaveDialogImpl() +{ +} + + + + +/** + * Show this dialog modally. Return true if user hits [OK] + */ +bool +FileSaveDialogImpl::show() +{ + set_current_folder(get_current_folder()); //hack to force initial dir listing + set_modal (TRUE); //Window + sp_transientize((GtkWidget *)gobj()); //Make transient + gint b = run(); //Dialog + hide(); + + if (b == Gtk::RESPONSE_OK) + { + int sel = fileTypeComboBox.get_active_row_number (); + if (sel>=0 && sel< (int)fileTypes.size()) + { + FileType &type = fileTypes[sel]; + extension = type.extension; + } + myFilename = get_filename(); + + /* + + // FIXME: Why do we have more code + + append_extension = checkbox.get_active(); + prefs_set_int_attribute("dialogs.save_as", "append_extension", append_extension); + prefs_set_string_attribute("dialogs.save_as", "default", + ( extension != NULL ? extension->get_id() : "" )); + */ + return TRUE; + } + else + { + return FALSE; + } +} + + +/** + * Get the file extension type that was selected by the user. Valid after an [OK] + */ +Inkscape::Extension::Extension * +FileSaveDialogImpl::getSelectionType() +{ + return extension; +} + + +/** + * Get the file name chosen by the user. Valid after an [OK] + */ +gchar * +FileSaveDialogImpl::getFilename() +{ + return g_strdup(myFilename.c_str()); +} + +/** + \brief A quick function to turn a standard extension into a searchable + pattern for the file dialogs + \param pattern The patter that the extension should be written to + \param in_file_extension The C string that represents the extension + + This function just goes through the string, and takes all characters + and puts a [] so that both are searched and shown in + the file dialog. This function edits the pattern string to make + this happen. +*/ +void +FileDialogExtensionToPattern (Glib::ustring &pattern, gchar * in_file_extension) +{ + Glib::ustring tmp(in_file_extension); + + for ( guint i = 0; i < tmp.length(); i++ ) { + Glib::ustring::value_type ch = tmp.at(i); + if ( Glib::Unicode::isalpha(ch) ) { + pattern += '['; + pattern += Glib::Unicode::toupper(ch); + pattern += Glib::Unicode::tolower(ch); + pattern += ']'; + } else { + pattern += ch; + } + } +} + +} //namespace Dialogs +} //namespace UI +} //namespace Inkscape + + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 : -- cgit v1.2.3