Adding option to save terminal as image.

Perry Werneck
1 parent 05f44824
Showing 4 changed files with 124 additions and 54 deletions Show diff stats
src/dialogs/save/save.c
src/include/terminal.h
src/terminal/drawing/draw.c
v3270.cbp
@@ -91,22 +91,6 @@
 #ifdef WIN32
 static void icon_press(GtkEntry G_GNUC_UNUSED(*entry), G_GNUC_UNUSED GtkEntryIconPosition icon_pos, G_GNUC_UNUSED GdkEvent *event, V3270SaveDialog *widget)
 {
-	/*
-
-	GtkFileChooserNative * dialog =
-			gtk_file_chooser_native_new(
-				_( "Select destination file"),
-				GTK_WINDOW(widget),
-				GTK_FILE_CHOOSER_ACTION_SAVE,
-				_("Select"),
-				_("Cancel")
-			);
-
-	gint rc = gtk_native_dialog_run (GTK_NATIVE_DIALOG(dialog));
-
-	debug("rc=%d",rc);
-	*/
-
 	g_autofree gchar *filename =
 						v3270_select_file(
 								GTK_WIDGET(widget),
@@ -125,9 +109,6 @@ static void icon_press(GtkEntry G_GNUC_UNUSED(*entry), G_GNUC_UNUSED GtkEntryIco
 static void icon_press(GtkEntry *entry, G_GNUC_UNUSED GtkEntryIconPosition icon_pos, G_GNUC_UNUSED GdkEvent *event, V3270SaveDialog *widget)
 {
-	//gint format = gtk_combo_box_get_active(GTK_COMBO_BOX(widget->format));
-	//g_autofree gchar * extension = g_strconcat("*",formats[format].extension,NULL);
-
 	GtkWidget * dialog =
 		gtk_file_chooser_dialog_new(
 				_( "Select destination file"),
@@ -195,16 +176,10 @@ static void icon_press(GtkEntry *entry, G_GNUC_UNUSED GtkEntryIconPosition icon_
 		gtk_grid_attach(grid,widget,0,0,1,1);
 		gtk_label_set_mnemonic_widget(GTK_LABEL(widget),dialog->filename);
-//#ifdef WIN32
-//		widget = gtk_button_new_from_icon_name("document-open",GTK_ICON_SIZE_BUTTON);
-//		g_signal_connect(G_OBJECT(widget),"clicked",G_CALLBACK(select_file),dialog);
-//		gtk_grid_attach(grid,widget,4,0,1,1);
-//#else
-		gtk_entry_set_icon_from_icon_name(GTK_ENTRY(dialog->filename),GTK_ENTRY_ICON_SECONDARY,"document-open");
+		gtk_entry_set_icon_from_icon_name(GTK_ENTRY(dialog->filename),GTK_ENTRY_ICON_SECONDARY,"document-save-as");
 		gtk_entry_set_icon_activatable(GTK_ENTRY(dialog->filename),GTK_ENTRY_ICON_SECONDARY,TRUE);
 		gtk_entry_set_icon_tooltip_text(GTK_ENTRY(dialog->filename),GTK_ENTRY_ICON_SECONDARY,_("Select file"));
 		g_signal_connect(G_OBJECT(dialog->filename),"icon-press",G_CALLBACK(icon_press),dialog);
-//#endif // WIN32
 		gtk_entry_set_width_chars(GTK_ENTRY(dialog->filename),60);
 		gtk_entry_set_max_length(GTK_ENTRY(dialog->filename),PATH_MAX);
@@ -240,7 +215,7 @@ static void icon_press(GtkEntry *entry, G_GNUC_UNUSED GtkEntryIconPosition icon_
 		{
 			gtk_combo_box_text_insert(
 				GTK_COMBO_BOX_TEXT(dialog->format),
-				ix,
+				-1,
 				formats[ix].extension,
 				g_dgettext(GETTEXT_PACKAGE,formats[ix].name)
 			);
@@ -248,6 +223,26 @@ static void icon_press(GtkEntry *entry, G_GNUC_UNUSED GtkEntryIconPosition icon_
 		gtk_combo_box_set_active(GTK_COMBO_BOX(dialog->format),0);
+		// Image formats.
+		GSList *img_formats = gdk_pixbuf_get_formats();
+		GSList *img_format;
+
+		for(img_format = img_formats;img_format;img_format = g_slist_next(img_format))
+		{
+			GdkPixbufFormat * pixFormat = (GdkPixbufFormat *) img_format->data;
+
+			if (gdk_pixbuf_format_is_writable(pixFormat))
+			{
+				gtk_combo_box_text_insert(
+					GTK_COMBO_BOX_TEXT(dialog->format),
+					-1,
+					gdk_pixbuf_format_get_name(pixFormat),
+					gdk_pixbuf_format_get_description(pixFormat)
+				);
+			}
+
+		}
+
 	}
@@ -335,20 +330,38 @@ static void icon_press(GtkEntry *entry, G_GNUC_UNUSED GtkEntryIconPosition icon_
 	return GTK_WIDGET(dialog);
  }
- void v3270_save_dialog_apply(GtkWidget *widget, GError **error)
+ static const gchar * get_filename(V3270SaveDialog * dialog)
  {
- 	V3270SaveDialog * dialog = V3270_SAVE_DIALOG(widget);
+	const gchar * filename	= gtk_entry_get_text(GTK_ENTRY(dialog->filename));
+	gint		  response 	= GTK_RESPONSE_OK;
- 	if(!v3270_is_connected(dialog->terminal))
+	if(g_file_test(filename,G_FILE_TEST_EXISTS))
 	{
-		*error = g_error_new(g_quark_from_static_string(PACKAGE_NAME),ENOTCONN,"%s",strerror(ENOTCONN));
-		return;
+		GtkWidget * confirmation =
+						gtk_message_dialog_new_with_markup(
+								GTK_WINDOW(dialog),
+								GTK_DIALOG_DESTROY_WITH_PARENT,
+								GTK_MESSAGE_QUESTION,GTK_BUTTONS_OK_CANCEL,
+								_("The file \"%s\" already exists. Replace it?"),
+								filename
+							);
+
+		response = gtk_dialog_run(GTK_DIALOG(confirmation));
+		gtk_widget_destroy(confirmation);
 	}
+	return (response == GTK_RESPONSE_OK ? filename : NULL);
+
+ }
+
+ static void save_as_text(V3270SaveDialog * dialog, size_t index, GError **error)
+ {
 	// Get selection
 	GList 		* dynamic	= NULL;
 	const GList * selection = NULL;
+	debug("%s",__FUNCTION__);
+
 	switch(dialog->mode)
 	{
 	case LIB3270_CONTENT_ALL:
@@ -382,7 +395,7 @@ static void icon_press(GtkEntry *entry, G_GNUC_UNUSED GtkEntryIconPosition icon_
 		debug("Encoding: %s",encoding);
-		switch(gtk_combo_box_get_active(GTK_COMBO_BOX(dialog->format)))
+		switch(index)
 		{
 		case 0: // "Plain text"
 			text = v3270_get_selection_as_text(GTK_V3270(dialog->terminal), selection, encoding, dialog->mode == LIB3270_CONTENT_ALL);
@@ -402,25 +415,9 @@ static void icon_press(GtkEntry *entry, G_GNUC_UNUSED GtkEntryIconPosition icon_
 		if(text)
 		{
-			const gchar * filename	= gtk_entry_get_text(GTK_ENTRY(dialog->filename));
-			gint		  response 	= GTK_RESPONSE_OK;
-
-			if(g_file_test(filename,G_FILE_TEST_EXISTS))
-			{
-				GtkWidget * confirmation =
-								gtk_message_dialog_new_with_markup(
-										GTK_WINDOW(widget),
-										GTK_DIALOG_DESTROY_WITH_PARENT,
-										GTK_MESSAGE_QUESTION,GTK_BUTTONS_OK_CANCEL,
-										_("The file \"%s\" already exists. Replace it?"),
-										filename
-									);
-
-				response = gtk_dialog_run(GTK_DIALOG(confirmation));
-				gtk_widget_destroy(confirmation);
-			}
+			const gchar * filename = get_filename(dialog);
-			if(response == GTK_RESPONSE_OK)
+			if(filename)
 			{
 				g_file_set_contents(
 					gtk_entry_get_text(GTK_ENTRY(dialog->filename)),
@@ -445,6 +442,56 @@ static void icon_press(GtkEntry *entry, G_GNUC_UNUSED GtkEntryIconPosition icon_
 	#pragma GCC diagnostic pop
  }
+ static void save_as_image(V3270SaveDialog * dialog, const gchar *format, GError **error)
+ {
+	debug("%s",__FUNCTION__);
+
+	GdkPixbuf * pixbuf = v3270_get_as_pixbuf(dialog->terminal);
+
+	if(pixbuf)
+	{
+		const gchar * filename = get_filename(dialog);
+
+		if(filename)
+		{
+			gdk_pixbuf_save(pixbuf,filename,format,error,NULL);
+		}
+
+		g_object_unref(pixbuf);
+	}
+
+ }
+
+ void v3270_save_dialog_apply(GtkWidget *widget, GError **error)
+ {
+ 	size_t ix;
+ 	V3270SaveDialog * dialog = V3270_SAVE_DIALOG(widget);
+
+ 	if(!v3270_is_connected(dialog->terminal))
+	{
+		*error = g_error_new(g_quark_from_static_string(PACKAGE_NAME),ENOTCONN,"%s",strerror(ENOTCONN));
+		return;
+	}
+
+	// Get type ID
+	const gchar	* format = gtk_combo_box_get_active_id(GTK_COMBO_BOX(dialog->format));
+
+	// Check for text formats.
+	for(ix=0;ix<G_N_ELEMENTS(formats);ix++)
+	{
+		if(!strcmp(formats[ix].extension,format))
+		{
+			// Is text format, save it
+			save_as_text(dialog, ix, error);
+			return;
+		}
+
+	}
+
+	save_as_image(dialog, format, error);
+
+ }
+
  void v3270_save_dialog_run(GtkWidget *widget)
  {
 	if(gtk_dialog_run(GTK_DIALOG(widget)) == GTK_RESPONSE_APPLY)
@@ -256,6 +256,7 @@ G_BEGIN_DECLS
  };
  G_GNUC_INTERNAL void v3270_activate(GtkWidget *widget);
+ G_GNUC_INTERNAL GdkPixbuf * v3270_get_as_pixbuf(GtkWidget *widget);
 /*--[ Globals ]--------------------------------------------------------------------------------------*/
@@ -524,6 +524,29 @@ LIB3270_EXPORT void v3270_reload(GtkWidget *widget)
 }
+GdkPixbuf * v3270_get_as_pixbuf(GtkWidget *widget)
+{
+	v3270 * terminal = GTK_V3270(widget);
+
+	if(!(gtk_widget_get_realized(widget) && terminal->drawing))
+		return NULL;
+
+	gint width	= gtk_widget_get_allocated_width(widget);
+	gint height	= gtk_widget_get_allocated_height(widget);
+
+	cairo_surface_t *surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
+
+	cairo_t *cr = cairo_create(surface);
+	v3270_redraw(terminal, cr, width, height);
+	cairo_destroy (cr);
+
+	GdkPixbuf * pixbuf = gdk_pixbuf_get_from_surface(surface,0,0,width,height);
+
+	cairo_surface_destroy (surface);
+
+	return pixbuf;
+}
+
 void v3270_update_char(H3270 *session, int addr, unsigned char chr, unsigned short attr, unsigned char cursor)
 {
 	v3270					* terminal = GTK_V3270(lib3270_get_user_data(session));
@@ -6,6 +6,7 @@
 		<Option makefile_is_custom="1" />
 		<Option pch_mode="2" />
 		<Option compiler="gcc" />
+		<Option virtualFolders="src/selection/" />
 		<Build>
 			<Target title="Debug">
 				<Option output=".bin/Debug/libv3270" prefix_auto="1" extension_auto="1" />
@@ -213,6 +214,7 @@
 		</Unit>
 		<Unit filename="src/selection/linux/copy.c">
 			<Option compilerVar="CC" />
+			<Option virtualFolder="src/selection/" />
 		</Unit>
 		<Unit filename="src/selection/linux/paste.c">
 			<Option compilerVar="CC" />
@@ -417,9 +419,6 @@
 			<Option compilerVar="CC" />
 		</Unit>
 		<Extensions>
-			<code_completion />
-			<envvars />
-			<debugger />
 			<lib_finder disable_auto="1" />
 		</Extensions>
 	</Project>
	@@ -256,6 +256,7 @@ G_BEGIN_DECLS		@@ -256,6 +256,7 @@ G_BEGIN_DECLS
256	};	256	};
257		257
258	G_GNUC_INTERNAL void v3270_activate(GtkWidget *widget);	258	G_GNUC_INTERNAL void v3270_activate(GtkWidget *widget);
		259	+ G_GNUC_INTERNAL GdkPixbuf * v3270_get_as_pixbuf(GtkWidget *widget);
259		260
260	/--[ Globals ]--------------------------------------------------------------------------------------/	261	/--[ Globals ]--------------------------------------------------------------------------------------/
261		262
	@@ -524,6 +524,29 @@ LIB3270_EXPORT void v3270_reload(GtkWidget *widget)		@@ -524,6 +524,29 @@ LIB3270_EXPORT void v3270_reload(GtkWidget *widget)
524		524
525	}	525	}
526		526
		527	+GdkPixbuf * v3270_get_as_pixbuf(GtkWidget *widget)
		528	+{
		529	+ v3270 * terminal = GTK_V3270(widget);
		530	+
		531	+ if(!(gtk_widget_get_realized(widget) && terminal->drawing))
		532	+ return NULL;
		533	+
		534	+ gint width = gtk_widget_get_allocated_width(widget);
		535	+ gint height = gtk_widget_get_allocated_height(widget);
		536	+
		537	+ cairo_surface_t *surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
		538	+
		539	+ cairo_t *cr = cairo_create(surface);
		540	+ v3270_redraw(terminal, cr, width, height);
		541	+ cairo_destroy (cr);
		542	+
		543	+ GdkPixbuf * pixbuf = gdk_pixbuf_get_from_surface(surface,0,0,width,height);
		544	+
		545	+ cairo_surface_destroy (surface);
		546	+
		547	+ return pixbuf;
		548	+}
		549	+
527	void v3270_update_char(H3270 *session, int addr, unsigned char chr, unsigned short attr, unsigned char cursor)	550	void v3270_update_char(H3270 *session, int addr, unsigned char chr, unsigned short attr, unsigned char cursor)
528	{	551	{
529	v3270 * terminal = GTK_V3270(lib3270_get_user_data(session));	552	v3270 * terminal = GTK_V3270(lib3270_get_user_data(session));