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gtk: Implement the filters option.

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This commit is contained in:
Cheng Zhao 2014-08-06 14:49:02 +08:00
parent 0721b34847
commit 5ba324ca9a
1 changed files with 47 additions and 6 deletions
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53
atom/browser/ui/file_dialog_gtk.cc
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@ -17,6 +17,7 @@
#include "atom/browser/native_window.h"
#include "base/callback.h"
#include "base/file_util.h"
#include "base/strings/string_util.h"
#include "chrome/browser/ui/libgtk2ui/gtk2_signal.h"
#include "ui/aura/window.h"
#include "ui/aura/window_tree_host.h"
@ -45,12 +46,24 @@ void SetGtkTransientForAura(GtkWidget* dialog, aura::Window* parent) {
g_object_set_data(G_OBJECT(dialog), kAuraTransientParent, parent);
}
// Makes sure that .jpg also shows .JPG.
gboolean FileFilterCaseInsensitive(const GtkFileFilterInfo* file_info,
std::string* file_extension) {
return EndsWith(file_info->filename, *file_extension, false);
}
// Deletes |data| when gtk_file_filter_add_custom() is done with it.
void OnFileFilterDataDestroyed(std::string* file_extension) {
delete file_extension;
}
class FileChooserDialog {
public:
FileChooserDialog(GtkFileChooserAction action,
atom::NativeWindow* parent_window,
const std::string& title,
const base::FilePath& default_path)
const base::FilePath& default_path,
const Filters& filters)
: dialog_scope_(new atom::NativeWindow::DialogScope(parent_window)) {
const char* confirm_text = GTK_STOCK_OK;
if (action == GTK_FILE_CHOOSER_ACTION_SAVE)
@ -86,6 +99,9 @@ class FileChooserDialog {
gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog_),
default_path.value().c_str());
}
if (!filters.empty())
AddFilters(filters);
}
virtual ~FileChooserDialog() {
@ -135,6 +151,8 @@ class FileChooserDialog {
GtkWidget* dialog() const { return dialog_; }
private:
void AddFilters(const Filters& filters);
GtkWidget* dialog_;
SaveDialogCallback save_callback_;
@ -162,6 +180,27 @@ void FileChooserDialog::OnFileDialogResponse(GtkWidget* widget, int response) {
delete this;
}
void FileChooserDialog::AddFilters(const Filters& filters) {
for (size_t i = 0; i < filters.size(); ++i) {
const Filter& filter = filters[i];
GtkFileFilter* gtk_filter = gtk_file_filter_new();
for (size_t j = 0; j < filter.second.size(); ++j) {
scoped_ptr<std::string> file_extension(
new std::string("." + filter.second[j]));
gtk_file_filter_add_custom(
gtk_filter,
GTK_FILE_FILTER_FILENAME,
reinterpret_cast<GtkFileFilterFunc>(FileFilterCaseInsensitive),
file_extension.release(),
reinterpret_cast<GDestroyNotify>(OnFileFilterDataDestroyed));
}
gtk_file_filter_set_name(gtk_filter, filter.first.c_str());
gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog_), gtk_filter);
}
}
} // namespace
bool ShowOpenDialog(atom::NativeWindow* parent_window,
@ -173,7 +212,8 @@ bool ShowOpenDialog(atom::NativeWindow* parent_window,
GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_OPEN;
if (properties & FILE_DIALOG_OPEN_DIRECTORY)
action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
FileChooserDialog open_dialog(action, parent_window, title, default_path);
FileChooserDialog open_dialog(action, parent_window, title, default_path,
filters);
if (properties & FILE_DIALOG_MULTI_SELECTIONS)
gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(open_dialog.dialog()),
TRUE);
@ -198,7 +238,7 @@ void ShowOpenDialog(atom::NativeWindow* parent_window,
if (properties & FILE_DIALOG_OPEN_DIRECTORY)
action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
FileChooserDialog* open_dialog = new FileChooserDialog(
action, parent_window, title, default_path);
action, parent_window, title, default_path, filters);
if (properties & FILE_DIALOG_MULTI_SELECTIONS)
gtk_file_chooser_set_select_multiple(
GTK_FILE_CHOOSER(open_dialog->dialog()), TRUE);
@ -211,8 +251,8 @@ bool ShowSaveDialog(atom::NativeWindow* parent_window,
const base::FilePath& default_path,
const Filters& filters,
base::FilePath* path) {
FileChooserDialog save_dialog(
GTK_FILE_CHOOSER_ACTION_SAVE, parent_window, title, default_path);
FileChooserDialog save_dialog(GTK_FILE_CHOOSER_ACTION_SAVE, parent_window,
title, default_path, filters);
gtk_widget_show_all(save_dialog.dialog());
int response = gtk_dialog_run(GTK_DIALOG(save_dialog.dialog()));
if (response == GTK_RESPONSE_ACCEPT) {
@ -229,7 +269,8 @@ void ShowSaveDialog(atom::NativeWindow* parent_window,
const Filters& filters,
const SaveDialogCallback& callback) {
FileChooserDialog* save_dialog = new FileChooserDialog(
GTK_FILE_CHOOSER_ACTION_SAVE, parent_window, title, default_path);
GTK_FILE_CHOOSER_ACTION_SAVE, parent_window, title, default_path,
filters);
save_dialog->RunSaveAsynchronous(callback);
}