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gtk: Add file open dialog.

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This commit is contained in:
Cheng Zhao 2014-03-13 13:58:53 +08:00
parent 4c63307ae7
commit b3f9a36a77
1 changed files with 57 additions and 15 deletions
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72
browser/ui/file_dialog_gtk.cc
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@ -20,13 +20,19 @@ class FileChooserDialog {
atom::NativeWindow* parent_window, atom::NativeWindow* parent_window,
const std::string& title, const std::string& title,
const base::FilePath& default_path) { const base::FilePath& default_path) {
const char* confirm_text = GTK_STOCK_OK;
if (action == GTK_FILE_CHOOSER_ACTION_SAVE)
confirm_text = GTK_STOCK_SAVE;
else if (action == GTK_FILE_CHOOSER_ACTION_OPEN)
confirm_text = GTK_STOCK_OPEN;
GtkWindow* window = parent_window ? parent_window->GetNativeWindow() : NULL; GtkWindow* window = parent_window ? parent_window->GetNativeWindow() : NULL;
dialog_ = gtk_file_chooser_dialog_new( dialog_ = gtk_file_chooser_dialog_new(
title.c_str(), title.c_str(),
window, window,
action, action,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT, confirm_text, GTK_RESPONSE_ACCEPT,
NULL); NULL);
if (action == GTK_FILE_CHOOSER_ACTION_SAVE) if (action == GTK_FILE_CHOOSER_ACTION_SAVE)
@ -55,15 +61,24 @@ class FileChooserDialog {
gtk_widget_destroy(dialog_); gtk_widget_destroy(dialog_);
} }
void RunSaveAsynchronous(const SaveDialogCallback& callback) { void RunAsynchronous() {
save_callback_ = callback;
g_signal_connect(dialog_, "delete-event", g_signal_connect(dialog_, "delete-event",
G_CALLBACK(gtk_widget_hide_on_delete), NULL); G_CALLBACK(gtk_widget_hide_on_delete), NULL);
g_signal_connect(dialog_, "response", g_signal_connect(dialog_, "response",
G_CALLBACK(OnFileSaveDialogResponseThunk), this); G_CALLBACK(OnFileDialogResponseThunk), this);
gtk_widget_show_all(dialog_); gtk_widget_show_all(dialog_);
} }
void RunSaveAsynchronous(const SaveDialogCallback& callback) {
save_callback_ = callback;
RunAsynchronous();
}
void RunOpenAsynchronous(const OpenDialogCallback& callback) {
open_callback_ = callback;
RunAsynchronous();
}
base::FilePath GetFileName() const { base::FilePath GetFileName() const {
gchar* filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog_)); gchar* filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog_));
base::FilePath path(filename); base::FilePath path(filename);
@ -71,8 +86,20 @@ class FileChooserDialog {
return path; return path;
} }
CHROMEGTK_CALLBACK_1(FileChooserDialog, void, std::vector<base::FilePath> GetFileNames() const {
OnFileSaveDialogResponse, int); std::vector<base::FilePath> paths;
GSList* filenames = gtk_file_chooser_get_filenames(
GTK_FILE_CHOOSER(dialog_));
for (GSList* iter = filenames; iter != NULL; iter = g_slist_next(iter)) {
base::FilePath path(static_cast<char*>(iter->data));
g_free(iter->data);
paths.push_back(path);
}
g_slist_free(filenames);
return paths;
}
CHROMEGTK_CALLBACK_1(FileChooserDialog, void, OnFileDialogResponse, int);
GtkWidget* dialog() const { return dialog_; } GtkWidget* dialog() const { return dialog_; }
@ -85,14 +112,20 @@ class FileChooserDialog {
DISALLOW_COPY_AND_ASSIGN(FileChooserDialog); DISALLOW_COPY_AND_ASSIGN(FileChooserDialog);
}; };
void FileChooserDialog::OnFileSaveDialogResponse(GtkWidget* widget, void FileChooserDialog::OnFileDialogResponse(GtkWidget* widget, int response) {
int response) {
gtk_widget_hide_all(dialog_); gtk_widget_hide_all(dialog_);
if (response == GTK_RESPONSE_ACCEPT) if (!save_callback_.is_null()) {
save_callback_.Run(true, GetFileName()); if (response == GTK_RESPONSE_ACCEPT)
else save_callback_.Run(true, GetFileName());
save_callback_.Run(false, base::FilePath()); else
save_callback_.Run(false, base::FilePath());
} else if (!open_callback_.is_null()) {
if (response == GTK_RESPONSE_ACCEPT)
open_callback_.Run(true, GetFileNames());
else
open_callback_.Run(false, std::vector<base::FilePath>());
}
delete this; delete this;
} }
@ -111,7 +144,16 @@ void ShowOpenDialog(atom::NativeWindow* parent_window,
const base::FilePath& default_path, const base::FilePath& default_path,
int properties, int properties,
const OpenDialogCallback& callback) { const OpenDialogCallback& callback) {
callback.Run(false, std::vector<base::FilePath>()); GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_OPEN;
if (properties & FILE_DIALOG_OPEN_DIRECTORY)
action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
FileChooserDialog* open_dialog = new FileChooserDialog(
action, parent_window, title, default_path);
if (properties & FILE_DIALOG_MULTI_SELECTIONS)
gtk_file_chooser_set_select_multiple(
GTK_FILE_CHOOSER(open_dialog->dialog()), TRUE);
open_dialog->RunOpenAsynchronous(callback);
} }
bool ShowSaveDialog(atom::NativeWindow* parent_window, bool ShowSaveDialog(atom::NativeWindow* parent_window,
@ -134,9 +176,9 @@ void ShowSaveDialog(atom::NativeWindow* parent_window,
const std::string& title, const std::string& title,
const base::FilePath& default_path, const base::FilePath& default_path,
const SaveDialogCallback& callback) { const SaveDialogCallback& callback) {
FileChooserDialog* dialog = new FileChooserDialog( 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);
dialog->RunSaveAsynchronous(callback); save_dialog->RunSaveAsynchronous(callback);
} }
} // namespace file_dialog } // namespace file_dialog