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Updated zathura.h/zathura.c

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This commit is contained in:
Moritz Lipp 2011-04-18 17:27:49 +02:00
parent cfb2580b7b
commit 8960b6e83d
3 changed files with 112 additions and 81 deletions
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9
callbacks.c
View file

@ -12,14 +12,7 @@
gboolean gboolean
cb_destroy(GtkWidget* widget, gpointer data) cb_destroy(GtkWidget* widget, gpointer data)
{ {
if (Zathura.UI.session) { zathura_free(data);
girara_session_destroy(Zathura.UI.session);
}
document_close();
/* free registered plugins */
zathura_document_plugins_free();
return TRUE; return TRUE;
} }

148
zathura.c
View file

@ -12,59 +12,65 @@
#include "utils.h" #include "utils.h"
/* function implementation */ /* function implementation */
bool zathura_t*
init_zathura() zathura_init(int argc, char* argv[])
{ {
zathura_t* zathura = malloc(sizeof(zathura_t));
if (zathura == NULL) {
return NULL;
}
/* UI */ /* UI */
if (!(Zathura.UI.session = girara_session_create())) { if ((zathura->ui.session = girara_session_create()) == NULL) {
goto error_out; goto error_out;
} }
if (!girara_session_init(Zathura.UI.session)) { if (girara_session_init(zathura->ui.session) == false) {
goto error_out; goto error_out;
} }
Zathura.UI.statusbar.file = NULL; zathura->ui.statusbar.file = NULL;
Zathura.UI.statusbar.buffer = NULL; zathura->ui.statusbar.buffer = NULL;
Zathura.UI.statusbar.page_number = NULL; zathura->ui.statusbar.page_number = NULL;
Zathura.UI.page_view = NULL; zathura->ui.page_view = NULL;
Zathura.UI.index = NULL; zathura->ui.index = NULL;
/* page view */ /* page view */
Zathura.UI.page_view = gtk_vbox_new(FALSE, 0); zathura->ui.page_view = gtk_vbox_new(FALSE, 0);
if (!Zathura.UI.page_view) { if (!zathura->ui.page_view) {
goto error_free; goto error_free;
} }
gtk_widget_show(Zathura.UI.page_view); gtk_widget_show(zathura->ui.page_view);
gtk_box_set_spacing(GTK_BOX(Zathura.UI.page_view), 0); gtk_box_set_spacing(GTK_BOX(zathura->ui.page_view), 0);
/* statusbar */ /* statusbar */
Zathura.UI.statusbar.file = girara_statusbar_item_add(Zathura.UI.session, TRUE, TRUE, TRUE, NULL); zathura->ui.statusbar.file = girara_statusbar_item_add(zathura->ui.session, TRUE, TRUE, TRUE, NULL);
if (!Zathura.UI.statusbar.file) { if (zathura->ui.statusbar.file == NULL) {
goto error_free; goto error_free;
} }
Zathura.UI.statusbar.buffer = girara_statusbar_item_add(Zathura.UI.session, FALSE, FALSE, FALSE, NULL); zathura->ui.statusbar.buffer = girara_statusbar_item_add(zathura->ui.session, FALSE, FALSE, FALSE, NULL);
if (!Zathura.UI.statusbar.buffer) { if (zathura->ui.statusbar.buffer == NULL) {
goto error_free; goto error_free;
} }
Zathura.UI.statusbar.page_number = girara_statusbar_item_add(Zathura.UI.session, FALSE, FALSE, FALSE, NULL); zathura->ui.statusbar.page_number = girara_statusbar_item_add(zathura->ui.session, FALSE, FALSE, FALSE, NULL);
if (!Zathura.UI.statusbar.page_number) { if (!zathura->ui.statusbar.page_number) {
goto error_free; goto error_free;
} }
girara_statusbar_item_set_text(Zathura.UI.session, Zathura.UI.statusbar.file, "[No Name]"); girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.file, "[No Name]");
/* signals */ /* signals */
g_signal_connect(G_OBJECT(Zathura.UI.session->gtk.window), "destroy", G_CALLBACK(cb_destroy), NULL); g_signal_connect(G_OBJECT(zathura->ui.session->gtk.window), "destroy", G_CALLBACK(cb_destroy), NULL);
GtkAdjustment* view_vadjustment = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(Zathura.UI.session->gtk.view)); GtkAdjustment* view_vadjustment = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
g_signal_connect(G_OBJECT(view_vadjustment), "value-changed", G_CALLBACK(cb_view_vadjustment_value_changed), NULL); g_signal_connect(G_OBJECT(view_vadjustment), "value-changed", G_CALLBACK(cb_view_vadjustment_value_changed), NULL);
/* girara events */ /* girara events */
Zathura.UI.session->events.buffer_changed = buffer_changed; zathura->ui.session->events.buffer_changed = buffer_changed;
/* load plugins */ /* load plugins */
zathura_document_plugins_load(); zathura_document_plugins_load();
@ -72,23 +78,40 @@ init_zathura()
/* configuration */ /* configuration */
config_load_default(); config_load_default();
return true; return zathura;
error_free: error_free:
if (Zathura.UI.page_view) { if (zathura->ui.page_view) {
g_object_unref(Zathura.UI.page_view); g_object_unref(zathura->ui.page_view);
} }
girara_session_destroy(Zathura.UI.session); girara_session_destroy(zathura->ui.session);
error_out: error_out:
return false; return NULL;
}
void
zathura_free(zathura_t* zathura)
{
if (zathura == NULL) {
return;
}
if (zathura->ui.session != NULL) {
girara_session_destroy(zathura->ui.session);
}
document_close(zathura);
/* free registered plugins */
zathura_document_plugins_free();
} }
bool bool
document_open(const char* path, const char* password) document_open(zathura_t* zathura, const char* path, const char* password)
{ {
if (!path) { if (!path) {
goto error_out; goto error_out;
@ -100,30 +123,30 @@ document_open(const char* path, const char* password)
goto error_out; goto error_out;
} }
Zathura.document = document; zathura->document = document;
/* init view */ /* init view */
if (create_blank_pages() == false) { if (create_blank_pages(zathura) == false) {
return false; return false;
} }
/* view mode */ /* view mode */
int* value = girara_setting_get(Zathura.UI.session, "pages-per-row"); int* value = girara_setting_get(zathura->ui.session, "pages-per-row");
int pages_per_row = (value) ? *value : 1; int pages_per_row = (value) ? *value : 1;
free(value); free(value);
page_view_set_mode(pages_per_row); page_view_set_mode(zathura, pages_per_row);
girara_set_view(Zathura.UI.session, Zathura.UI.page_view); girara_set_view(zathura->ui.session, zathura->ui.page_view);
/* threads */ /* threads */
Zathura.Sync.render_thread = render_init(); zathura->sync.render_thread = render_init();
if (!Zathura.Sync.render_thread) { if (!zathura->sync.render_thread) {
goto error_free; goto error_free;
} }
/* first page */ /* first page */
if (!page_set(0)) { if (!page_set(zathura, 0)) {
goto error_free; goto error_free;
} }
@ -139,47 +162,47 @@ error_out:
} }
bool bool
document_close() document_close(zathura_t* zathura)
{ {
if (!Zathura.document) { if (!zathura->document) {
return false; return false;
} }
if (Zathura.Sync.render_thread) { if (zathura->sync.render_thread) {
render_free(Zathura.Sync.render_thread); render_free(zathura->sync.render_thread);
} }
zathura_document_free(Zathura.document); zathura_document_free(zathura->document);
return true; return true;
} }
bool bool
page_set(unsigned int page_id) page_set(zathura_t* zathura, unsigned int page_id)
{ {
if (!Zathura.document || !Zathura.document->pages) { if (!zathura->document || !zathura->document->pages) {
goto error_out; goto error_out;
} }
if (page_id >= Zathura.document->number_of_pages) { if (page_id >= zathura->document->number_of_pages) {
goto error_out; goto error_out;
} }
/* render page */ /* render page */
zathura_page_t* page = Zathura.document->pages[page_id]; zathura_page_t* page = zathura->document->pages[page_id];
if (!page) { if (!page) {
goto error_out; goto error_out;
} }
GtkAdjustment* view_vadjustment = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(Zathura.UI.session->gtk.view)); GtkAdjustment* view_vadjustment = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(zathura->ui.session->gtk.view));
cb_view_vadjustment_value_changed(view_vadjustment, NULL); cb_view_vadjustment_value_changed(view_vadjustment, NULL);
/* update page number */ /* update page number */
Zathura.document->current_page_number = page_id; zathura->document->current_page_number = page_id;
char* page_number = g_strdup_printf("[%d/%d]", page_id + 1, Zathura.document->number_of_pages); char* page_number = g_strdup_printf("[%d/%d]", page_id + 1, zathura->document->number_of_pages);
girara_statusbar_item_set_text(Zathura.UI.session, Zathura.UI.statusbar.page_number, page_number); girara_statusbar_item_set_text(zathura->ui.session, zathura->ui.statusbar.page_number, page_number);
g_free(page_number); g_free(page_number);
return true; return true;
@ -190,42 +213,42 @@ error_out:
} }
void void
page_view_set_mode(unsigned int pages_per_row) page_view_set_mode(zathura_t* zathura, unsigned int pages_per_row)
{ {
/* empty page view */ /* empty page view */
GList* container = gtk_container_get_children(GTK_CONTAINER(Zathura.UI.page_view)); GList* container = gtk_container_get_children(GTK_CONTAINER(zathura->ui.page_view));
for (GList* child = container; child; child = g_list_next(child)) { for (GList* child = container; child; child = g_list_next(child)) {
gtk_container_remove(GTK_CONTAINER(Zathura.UI.page_view), child->data); gtk_container_remove(GTK_CONTAINER(zathura->ui.page_view), child->data);
} }
GtkWidget* row = NULL; GtkWidget* row = NULL;
/* create blank pages */ /* create blank pages */
for (unsigned int i = 0; i < Zathura.document->number_of_pages; i++) for (unsigned int i = 0; i < zathura->document->number_of_pages; i++)
{ {
if (i % pages_per_row == 0) { if (i % pages_per_row == 0) {
row = gtk_hbox_new(FALSE, 0); row = gtk_hbox_new(FALSE, 0);
} }
/* pack row */ /* pack row */
gtk_box_pack_start(GTK_BOX(row), Zathura.document->pages[i]->event_box, FALSE, FALSE, 1); gtk_box_pack_start(GTK_BOX(row), zathura->document->pages[i]->event_box, FALSE, FALSE, 1);
/* pack row to page view */ /* pack row to page view */
if ((i + 1) % pages_per_row == 0) { if ((i + 1) % pages_per_row == 0) {
gtk_box_pack_start(GTK_BOX(Zathura.UI.page_view), row, FALSE, FALSE, 1); gtk_box_pack_start(GTK_BOX(zathura->ui.page_view), row, FALSE, FALSE, 1);
} }
} }
gtk_widget_show_all(Zathura.UI.page_view); gtk_widget_show_all(zathura->ui.page_view);
} }
bool bool
create_blank_pages() create_blank_pages(zathura_t* zathura)
{ {
/* create blank pages */ /* create blank pages */
for (unsigned int i = 0; i < Zathura.document->number_of_pages; i++) for (unsigned int i = 0; i < zathura->document->number_of_pages; i++)
{ {
zathura_page_t* page = Zathura.document->pages[i]; zathura_page_t* page = zathura->document->pages[i];
g_static_mutex_lock(&(page->lock)); g_static_mutex_lock(&(page->lock));
cairo_t* cairo = gdk_cairo_create(page->drawing_area->window); cairo_t* cairo = gdk_cairo_create(page->drawing_area->window);
@ -254,13 +277,14 @@ int main(int argc, char* argv[])
gdk_threads_init(); gdk_threads_init();
gtk_init(&argc, &argv); gtk_init(&argc, &argv);
if (!init_zathura()) { zathura_t* zathura = zathura_init(argc, argv);
if (zathura == NULL) {
printf("error: coult not initialize zathura\n"); printf("error: coult not initialize zathura\n");
return -1; return -1;
} }
if (argc > 1) { if (argc > 1) {
if (!document_open(argv[1], NULL)) { if (!document_open(zathura, argv[1], NULL)) {
printf("error: could not open document\n"); printf("error: could not open document\n");
return -1; return -1;
} }

36
zathura.h
View file

@ -24,7 +24,7 @@ enum { NEXT, PREVIOUS, LEFT, RIGHT, UP, DOWN, BOTTOM, TOP, HIDE, HIGHLIGHT,
#define NORMAL (1 << 3) #define NORMAL (1 << 3)
#define INSERT (1 << 4) #define INSERT (1 << 4)
struct typedef struct zathura_s
{ {
struct struct
{ {
@ -39,59 +39,73 @@ struct
GtkWidget *page_view; /**> Widget that contains all rendered pages */ GtkWidget *page_view; /**> Widget that contains all rendered pages */
GtkWidget *index; /**> Widget to show the index of the document */ GtkWidget *index; /**> Widget to show the index of the document */
} UI; } ui;
struct struct
{ {
render_thread_t* render_thread; /**> The thread responsible for rendering the pages */ render_thread_t* render_thread; /**> The thread responsible for rendering the pages */
} Sync; } sync;
zathura_document_t* document; /**> The current document */ zathura_document_t* document; /**> The current document */
} Zathura; } zathura_t;
/** /**
* Initializes zathura * Initializes zathura
* *
* @return If no error occured true, otherwise false, is returned. * @param argc Number of arguments
* @param argv Values of arguments
* @return Zathura zathura object or NULL if zathura could not been initialized
*/ */
bool init_zathura(); zathura_t* zathura_init(int argc, char* argv[]);
/**
* Free zathura zathura
*
* @param zathura The zathura zathura
*/
void zathura_free(zathura_t* zathura);
/** /**
* Opens a file * Opens a file
* *
* @param zathura The zathura zathura
* @param path The path to the file * @param path The path to the file
* @param password The password of the file * @param password The password of the file
* *
* @return If no error occured true, otherwise false, is returned. * @return If no error occured true, otherwise false, is returned.
*/ */
bool document_open(const char* path, const char* password); bool document_open(zathura_t* zathura, const char* path, const char* password);
/** /**
* Closes the current opened document * Closes the current opened document
* *
* @param zathura The zathura zathura
* @return If no error occured true, otherwise false, is returned. * @return If no error occured true, otherwise false, is returned.
*/ */
bool document_close(); bool document_close(zathura_t* zathura);
/** /**
* Opens the page with the given number * Opens the page with the given number
* *
* @param zathura The zathura zathura
* @return If no error occured true, otherwise false, is returned. * @return If no error occured true, otherwise false, is returned.
*/ */
bool page_set(unsigned int page_id); bool page_set(zathura_t* zathura, unsigned int page_id);
/** /**
* Builds the box structure to show the rendered pages * Builds the box structure to show the rendered pages
* *
* @param zathura The zathura zathura
* @param pages_per_row Number of shown pages per row * @param pages_per_row Number of shown pages per row
*/ */
void page_view_set_mode(unsigned int pages_per_row); void page_view_set_mode(zathura_t* zathura, unsigned int pages_per_row);
/** /**
* Create blank pages * Create blank pages
* *
* @param zathura The zathura zathura
* @return false if an error occured, otherwise true * @return false if an error occured, otherwise true
*/ */
bool create_blank_pages(); bool create_blank_pages(zathura_t* zathura);
#endif // ZATHURA_H #endif // ZATHURA_H