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#include "stdafx.h"
#include "CheckButton.h"
#include "Container.h"
#include "GtkSignal.h"
namespace gui {
CheckButton::CheckButton(Str *title) {
text(title);
}
CheckButton::CheckButton(Str *title, Fn<void, Bool> *change) {
text(title);
onChange = change;
}
void CheckButton::changed(Bool to) {
if (onChange)
onChange->call(to);
}
void CheckButton::toggled() {
changed(checked());
}
#ifdef GUI_WIN32
void CheckButton::text(Str *text) {
Window::text(MnemonicStr(text).win32Mnemonic());
}
bool CheckButton::create(ContainerBase *parent, nat id) {
DWORD flags = controlFlags | BS_AUTOCHECKBOX;
if (Window::createEx(WC_BUTTON, flags, 0, parent->handle().hwnd(), id)) {
SendMessage(handle().hwnd(), BM_SETCHECK, isChecked ? BST_CHECKED : BST_UNCHECKED, 0);
return true;
}
return false;
}
bool CheckButton::onCommand(nat id) {
if (id == BN_CLICKED) {
toggled();
return true;
}
return false;
}
Size CheckButton::minSize() {
Size sz = font()->stringSize(text());
sz.w += GetSystemMetrics(SM_CXMENUCHECK) + GetSystemMetrics(SM_CXEDGE);
sz.h = max(sz.h, float(GetSystemMetrics(SM_CYMENUCHECK)));
return sz;
}
Bool CheckButton::checked() {
if (created()) {
LRESULT state = SendMessage(handle().hwnd(), BM_GETCHECK, 0, 0);
isChecked = state == BST_CHECKED;
}
return isChecked;
}
void CheckButton::checked(Bool v) {
if (v != isChecked) {
isChecked = v;
changed(v);
}
if (created()) {
SendMessage(handle().hwnd(), BM_SETCHECK, isChecked ? BST_CHECKED : BST_UNCHECKED, 0);
}
}
#endif
#ifdef GUI_GTK
bool CheckButton::create(ContainerBase *parent, nat id) {
GtkWidget *button = gtk_check_button_new_with_label(text()->utf8_str());
initWidget(parent, button);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(button), isChecked);
Signal<void, CheckButton>::Connect<&CheckButton::toggled>::to(button, "toggled", engine());
return true;
}
void CheckButton::text(Str *text) {
if (created()) {
GtkWidget *widget = gtk_bin_get_child(GTK_BIN(handle().widget()));
gtk_label_set_text(GTK_LABEL(widget), text->utf8_str());
}
Window::text(text);
}
GtkWidget *CheckButton::fontWidget() {
return gtk_bin_get_child(GTK_BIN(handle().widget()));
}
Size CheckButton::minSize() {
gint w = 0, h = 0;
if (created()) {
gtk_widget_get_preferred_width(handle().widget(), &w, NULL);
gtk_widget_get_preferred_height(handle().widget(), &h, NULL);
}
return Size(Float(w), Float(h));
}
Bool CheckButton::checked() {
if (created()) {
isChecked = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(handle().widget())) != 0;
}
return isChecked;
}
void CheckButton::checked(Bool v) {
if (created()) {
isChecked = v;
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(handle().widget()), isChecked);
} else {
if (isChecked != v) {
isChecked = v;
changed(v);
}
}
}
#endif
}
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