我希望工具栏位于窗口顶部,而不是垂直扩展,并且我希望条目水平扩展。这里有一个代码:
main.cc
// g++ test2.cc `pkg-config gtkmm-3.0 --libs --cflags` -std=c++11
#include <gtkmm.h>
int main( int argc, char **argv)
{
Glib::RefPtr< Gtk::Application > app = Gtk::Application::create( "My.ToolBar.Drive.Me.Crazy" );
/*window*/
Gtk::Window * W1 = new Gtk::Window();
W1->set_default_size(800, 600);
/*box*/
Gtk::Box * X1 = new Gtk::Box( Gtk::Orientation::ORIENTATION_VERTICAL );
/*toolbar*/
Gtk::Toolbar * T1 = new Gtk::Toolbar();
/*button*/
Gtk::ToolButton * B1 = new Gtk::ToolButton(Gtk::Stock::GO_BACK);
/*button*/
Gtk::ToolButton * B2 = new Gtk::ToolButton(Gtk::Stock::GO_FORWARD);
/*tool item for the entry*/
Gtk::ToolItem * I1 = new Gtk::ToolItem();
/*entry*/
Gtk::Entry * E1 = new Gtk::Entry();
/*button*/
Gtk::ToolButton * B3 = new Gtk::ToolButton(Gtk::Stock::GO_BACK);
T1->append( *B1 );
T1->append( *B2 );
T1->append( *I1 );
T1->append( *B3 );
I1->add( *E1);
X1->pack_start( *T1, true, true );
W1->add( *X1 );
W1->show_all();
app->run( * W1 );
delete B1;
delete B2;
delete B3;
delete I1;
delete E1;
delete X1;
delete W1;
}
我不明白展开和填充之间有什么区别,有两个函数,set_hexpand()
和set_vexpand()
无论我尝试(过去两个小时)使用这些函数,我总是得到与上面的代码相同的结果。
最佳答案
1.- 对于 X1,将 Expand 设置为 false。
2.- 让你的工具项也可扩展。
3.- 为 X1 添加扩展器。
// c++ main.cpp -std=c++11 `pkg-config gtkmm-3.0 --libs --cflags`
#include <gtkmm.h>
int main( int argc, char **argv) {
Glib::RefPtr< Gtk::Application > app = Gtk::Application::create( "My.ToolBar.Drive.Me.Crazy" );
/*window*/
Gtk::Window * W1 = new Gtk::Window();
W1->set_border_width (10);
/*box*/
Gtk::Box * X1 = new Gtk::Box( Gtk::ORIENTATION_VERTICAL );
/*toolbar*/
Gtk::Toolbar * T1 = new Gtk::Toolbar();
/*button*/
Gtk::ToolButton * B1 = new Gtk::ToolButton(Gtk::Stock::GO_BACK);
/*button*/
Gtk::ToolButton * B2 = new Gtk::ToolButton(Gtk::Stock::GO_FORWARD);
/*tool item for the entry*/
Gtk::ToolItem * I1 = new Gtk::ToolItem();
I1->set_expand (); // true is default
/*entry*/
Gtk::Entry * E1 = new Gtk::Entry();
/*button*/
Gtk::ToolButton * B3 = new Gtk::ToolButton(Gtk::Stock::GO_BACK);
/* vertical expander for the window */
Gtk::Box *expander = Gtk::manage (new Gtk::Box (Gtk::Orientation::ORIENTATION_VERTICAL));
T1->append( *B1 );
T1->append( *B2 );
I1->add (*E1);
T1->append( *I1 );
T1->append( *B3 );
X1->pack_start( *T1, false, true );
X1->pack_start( *expander, true, true );
W1->add( *X1 );
W1->show_all();
app->run( * W1 );
delete B1;
delete B2;
delete B3;
delete I1;
delete E1;
delete X1;
delete W1;
}
关于c++ - gtkmm,如何设置工具栏?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/28254202/