Erc,
On Sun, Sep 24, 2017 at 7:17 PM, <cecashon@xxxxxxx> wrote:
>
> Igor,
>
> It sounds like you are determined to hack at this. I would recommend the
> newer GtkFontChooserWidget but OK. The PangoFcFamily* isn't much help. You
> need to get your widget pointers and setup up callbacks on your treeviews.
> Maybe all you need is to connect a "row-activated" to know if the user
> clicked on a row. To do this you need to find your pointers. If you use
> gtk_container_forall() you can find them. When doing this you are breaking
> the design of the font selection widget. It is poor practice. It might be
> just what you need though.
It is not "row-activated" that I need, as I can click on the already
selected row.
The "Apply" button should be enabled only if the changes are made.
So how do I modify the code below with the gtk_container_forall()?
Thank you.
>
> Eric
>
> /*
> gcc -Wall font_selection2.c -o font_selection2 `pkg-config --cflags
> --libs gtk+-2.0`
> gcc -Wall font_selection2.c -o font_selection2 `pkg-config --cflags
> --libs gtk+-3.0`
> Tested with GTK3.18 on Ubuntu16.04
> */
>
> #include<gtk/gtk.h>
>
> static void find_widgets(GtkWidget* widget, gint *count)
> {
> const char *name = gtk_widget_get_name(widget);
> printf("% *d. %s\n", (*count)*2, *count, name);
>
> //Recursive call for each container widget in the file chooser dialog.
> if(GTK_IS_CONTAINER(widget))
> {
> (*count)++;
> gtk_container_foreach(GTK_CONTAINER(widget),
> (GtkCallback)find_widgets, count);
> (*count)--;
> }
>
> }
> int main(int argc, char *argv[])
> {
> gtk_init (&argc, &argv);
>
> GtkWidget *window=gtk_window_new (GTK_WINDOW_TOPLEVEL);
> gtk_window_set_title(GTK_WINDOW(window), "Font Selecton");
> gtk_window_set_default_size(GTK_WINDOW(window), 400, 400);
> gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
> g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL);
>
> G_GNUC_BEGIN_IGNORE_DEPRECATIONS
> GtkWidget *m_fontPanel=gtk_font_selection_new();
> G_GNUC_END_IGNORE_DEPRECATIONS
>
> gtk_container_add(GTK_CONTAINER(window), m_fontPanel);
>
> gtk_widget_show_all(window);
>
> gint count=0;
> gtk_container_forall(GTK_CONTAINER(m_fontPanel),
> (GtkCallback)find_widgets, &count);
>
> gtk_main();
>
> return 0;
> }
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