Continuous basics

utils.c

@@ -120,3 +120,31 @@ execute_command(char* const argv[], char** output)
 
   return true;
 }
+
+GdkPixbuf*
+page_blank(unsigned int width, unsigned int height)
+{
+  if((width == 0) || (height == 0)) {
+    return NULL;
+  }
+
+  guchar* buffer = malloc(sizeof(guchar) * (width * height * 1));
+  if(!buffer) {
+    return NULL;
+  }
+
+  /* draw white */
+  for(unsigned int i = 0; i < width * height; i++) {
+    buffer[i] = 255;
+  }
+
+  GdkPixbuf* pixbuf = gdk_pixbuf_new_from_data(buffer, GDK_COLORSPACE_RGB, FALSE, 8,
+    width, height, 1, NULL, NULL);
+
+  if(!pixbuf) {
+    free(buffer);
+    return NULL;
+  }
+
+  return pixbuf;
+}

utils.h

@@ -4,9 +4,11 @@
 #define UTILS_H
 
 #include <stdbool.h>
+#include <gtk/gtk.h>
 
 bool file_exists(const char* path);
 const char* file_get_extension(const char* path);
 bool execute_command(char* const argv[], char** output);
+GdkPixbuf* page_blank(unsigned int width, unsigned int height);
 
 #endif // UTILS_H

zathura.c

 /* See LICENSE file for license and copyright information */
 
+#include <stdlib.h>
+
 #include "callbacks.h"
 #include "config.h"
 #include "ft/document.h"
 #include "shortcuts.h"
 #include "zathura.h"
+#include "utils.h"
 
 /* function implementation */
 bool
@@ -81,10 +84,30 @@ document_open(const char* path, const char* password)
 
   Zathura.document = document;
 
-  /*if(!page_set(0)) {*/
-    /*zathura_document_free(document);*/
-    /*return false;*/
-  /*}*/
+  GtkWidget* page_view = gtk_vbox_new(FALSE, 0);
+  gtk_box_set_spacing(GTK_BOX(page_view), 0);
+
+  for(unsigned int i = 0; i < document->number_of_pages; i++)
+  {
+    GdkPixbuf* pixbuf = page_blank(document->pages[i]->width, document->pages[i]->height);
+    if(!pixbuf) {
+      return false;
+    }
+
+    GtkWidget* image = gtk_image_new();
+    if(!image) {
+      g_object_unref(pixbuf);
+      return false;
+    }
+
+    gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf);
+    gtk_widget_show(image);
+    gtk_box_pack_start(GTK_BOX(page_view), image, TRUE,  TRUE, 0);
+  }
+
+  gtk_widget_show(page_view);
+
+  girara_set_view(Zathura.UI.session, page_view);
 
   return true;
 }