mirror of
https://git.pwmt.org/pwmt/zathura.git
synced 2024-09-21 13:21:16 +02:00
135 lines
3.6 KiB
C
135 lines
3.6 KiB
C
/* See LICENSE file for license and copyright information */
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#include <girara/statusbar.h>
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#include <girara/session.h>
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#include <girara/settings.h>
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#include <girara/utils.h>
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#include <stdlib.h>
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#include <gtk/gtk.h>
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#include "callbacks.h"
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#include "zathura.h"
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#include "render.h"
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#include "document.h"
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#include "utils.h"
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#include "shortcuts.h"
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gboolean
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cb_destroy(GtkWidget* UNUSED(widget), gpointer UNUSED(data))
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{
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gtk_main_quit();
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return TRUE;
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}
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void
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buffer_changed(girara_session_t* session)
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{
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g_return_if_fail(session != NULL);
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g_return_if_fail(session->global.data != NULL);
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zathura_t* zathura = session->global.data;
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char* buffer = girara_buffer_get(session);
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if (buffer) {
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girara_statusbar_item_set_text(session, zathura->ui.statusbar.buffer, buffer);
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free(buffer);
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} else {
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girara_statusbar_item_set_text(session, zathura->ui.statusbar.buffer, "");
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}
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}
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void
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cb_view_vadjustment_value_changed(GtkAdjustment *adjustment, gpointer data)
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{
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zathura_t* zathura = data;
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if (!zathura || !zathura->document || !zathura->document->pages || !zathura->ui.page_view) {
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return;
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}
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/* get current adjustment values */
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gdouble lower = gtk_adjustment_get_value(adjustment);
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gdouble upper = lower + gtk_adjustment_get_page_size(adjustment);
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/* find page that fits */
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for (unsigned int page_id = 0; page_id < zathura->document->number_of_pages; page_id++)
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{
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zathura_page_t* page = zathura->document->pages[page_id];
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page_offset_t* offset = page_calculate_offset(page);
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if (offset == NULL) {
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continue;
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}
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double begin = offset->y;
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double end = offset->y + page->height * zathura->document->scale;
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if ( ( (begin >= lower) && (end <= upper) ) /* [> page is in viewport <]*/
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|| ( (begin <= lower) && (end >= lower) && (end <= upper) ) /* [> end of the page is in viewport <] */
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|| ( (begin >= lower) && (end >= upper) && (begin <= upper) ) /* [> begin of the page is in viewport <] */
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) {
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page->visible = true;
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if (page->surface == NULL) {
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render_page(zathura->sync.render_thread, page);
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}
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} else {
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page->visible = false;
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cairo_surface_destroy(page->surface);
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page->surface = NULL;
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}
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free(offset);
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}
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}
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void
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cb_pages_per_row_value_changed(girara_session_t* UNUSED(session), const char* UNUSED(name), girara_setting_type_t UNUSED(type), void* value, void* data)
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{
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g_return_if_fail(value != NULL);
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int pages_per_row = *(int*) value;
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zathura_t* zathura = data;
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if (pages_per_row < 1) {
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pages_per_row = 1;
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}
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page_view_set_mode(zathura, pages_per_row);
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}
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void
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cb_index_row_activated(GtkTreeView* tree_view, GtkTreePath* path,
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GtkTreeViewColumn* UNUSED(column), void* data)
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{
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zathura_t* zathura = data;
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if (tree_view == NULL || zathura == NULL || zathura->ui.session == NULL) {
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return;
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}
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GtkTreeModel *model;
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GtkTreeIter iter;
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g_object_get(tree_view, "model", &model, NULL);
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if(gtk_tree_model_get_iter(model, &iter, path))
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{
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zathura_index_element_t* index_element;
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gtk_tree_model_get(model, &iter, 2, &index_element, -1);
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if (index_element == NULL) {
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return;
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}
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if (index_element->type == ZATHURA_LINK_TO_PAGE) {
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sc_toggle_index(zathura->ui.session, NULL, NULL, 0);
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page_set_delayed(zathura, index_element->target.page_number);
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} else if (index_element->type == ZATHURA_LINK_EXTERNAL) {
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if (girara_xdg_open(index_element->target.uri) == false) {
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girara_notify(zathura->ui.session, GIRARA_ERROR, "Failed to run xdg-open.");
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}
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}
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}
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g_object_unref(model);
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}
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