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#include "file.h"
#include "image.h"
#include <dirent.h>
#include <gtk-3.0/gtk/gtk.h>
#include <libgen.h>
#include <stdlib.h>
#include <string.h>
#define TIMEOUT 20
GtkWidget *window;
gint win_width, win_height;
GError *error = NULL;
static gboolean key_press(GtkWindow *window, GdkEvent *event, gpointer data)
{
char *name;
switch (event->key.keyval) {
case GDK_KEY_q:
g_application_quit(
G_APPLICATION(gtk_window_get_application(GTK_WINDOW(window))));
return FALSE;
case GDK_KEY_w:
curr_scale_mod = fit;
fit_image(win_width, win_height);
return FALSE;
case GDK_KEY_plus:
case GDK_KEY_KP_Add:
zoom(1);
return FALSE;
case GDK_KEY_minus:
case GDK_KEY_KP_Subtract:
zoom(-1);
return FALSE;
case GDK_KEY_equal:
zoom(0);
return FALSE;
case GDK_KEY_n:
case GDK_KEY_j:
case GDK_KEY_Right:
if ((name = get_next_file()) != NULL)
load_image(name, win_width, win_height);
return FALSE;
case GDK_KEY_p:
case GDK_KEY_k:
case GDK_KEY_Left:
if ((name = get_prev_file()) != NULL)
load_image(name, win_width, win_height);
return FALSE;
case GDK_KEY_g:
case GDK_KEY_Home:
if ((name = get_first_file()) != NULL)
load_image(name, win_width, win_height);
return FALSE;
case GDK_KEY_G:
case GDK_KEY_End:
if ((name = get_last_file()) != NULL)
load_image(name, win_width, win_height);
return FALSE;
default:
return TRUE;
}
}
gboolean scroll_callback(GtkWindow *window, GdkEvent *event, gpointer data)
{
GdkModifierType state;
gdk_event_get_state(event, &state);
if (state & GDK_CONTROL_MASK && event->scroll.direction == GDK_SCROLL_UP) {
zoom(1);
curr_scale_mod = zoomed;
return FALSE;
} else if (state & GDK_CONTROL_MASK &&
event->scroll.direction == GDK_SCROLL_DOWN) {
zoom(-1);
curr_scale_mod = zoomed;
return FALSE;
}
return TRUE;
}
gboolean resize_done(gpointer data)
{
guint *id = data;
*id = 0;
gtk_window_get_size(GTK_WINDOW(window), &win_width, &win_height);
fit_image(win_width, win_height);
return FALSE;
}
gboolean configure_callback(GtkWindow *window, GdkEvent *event, gpointer data)
{
if (curr_scale_mod != fit) {
return FALSE;
}
static guint id = 0;
if (id)
g_source_remove(id);
id = g_timeout_add(TIMEOUT, resize_done, &id);
return FALSE;
}
static void activate(GtkApplication *app, gpointer user_data)
{
window = gtk_application_window_new(app);
gtk_window_set_title(GTK_WINDOW(window), "qwe");
gtk_window_set_default_size(GTK_WINDOW(window), 800, 600);
g_signal_connect(G_OBJECT(window), "configure-event",
G_CALLBACK(configure_callback), NULL);
g_signal_connect(G_OBJECT(window), "key-press-event", G_CALLBACK(key_press),
NULL);
gtk_widget_add_events(GTK_WIDGET(window), GDK_SCROLL_MASK);
g_signal_connect(G_OBJECT(window), "scroll-event",
G_CALLBACK(scroll_callback), NULL);
char *curr_filename =
"/home/nirav/Downloads/Saved Pictures/bash help shortcuts.png";
int i = scan(curr_filename);
if (i < 0) {
printf("scan() error %d\n", i);
return;
}
GtkWidget *scrolled_window = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_container_add(GTK_CONTAINER(scrolled_window), GTK_WIDGET(new_image()));
gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(scrolled_window));
gtk_widget_show_all(GTK_WIDGET(window));
load_image(curr_filename, win_width, win_height);
}
int main(int argc, char *argv[])
{
GtkApplication *app;
int status;
app = gtk_application_new("org.gtk.qwe", G_APPLICATION_FLAGS_NONE);
g_signal_connect(app, "activate", G_CALLBACK(activate), NULL);
status = g_application_run(G_APPLICATION(app), argc, argv);
g_object_unref(app);
return status;
}
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