// Public methods
func (this *Form) Center() {
sWidth := w32.GetSystemMetrics(w32.SM_CXFULLSCREEN)
sHeight := w32.GetSystemMetrics(w32.SM_CYFULLSCREEN)
if sWidth != 0 && sHeight != 0 {
w, h := this.Size()
this.SetPos((sWidth/2)-(w/2), (sHeight/2)-(h/2))
}
}
import (
"image"
"image/color"
"log"
"os"
"github.com/AllenDang/w32"
"github.com/js-arias/sparta"
)
// WidgetTable holds a list of widgets.
var widgetTable = make(map[w32.HWND]sparta.Widget)
var (
// Window extra borders
extraX = (2 * w32.GetSystemMetrics(w32.SM_CXFRAME)) + 4
extraY = (2 * w32.GetSystemMetrics(w32.SM_CYFRAME)) + w32.GetSystemMetrics(w32.SM_CYCAPTION) + 4
)
// Window holds the window information.
type window struct {
id w32.HWND // window id
w sparta.Widget
pos image.Point
// graphic part
dc w32.HDC // device context
isPaint bool // true if the window is processing a PAINT event.
back, fore *brush
curr *brush
}