LET'S GET THIS FINAL REWRITE EVER STARTED

1 files changed, 103 insertions, 0 deletions

diff --git a/prev/window_windows.go b/prev/window_windows.go
new file mode 100644
index 0000000..85a8c83
--- /dev/null
+++ b/prev/window_windows.go
@@ -0,0 +1,103 @@
+// 12 july 2014
+
+package ui
+
+import (
+	"fmt"
+	"syscall"
+	"unsafe"
+)
+
+// #include "winapi_windows.h"
+import "C"
+
+type window struct {
+	hwnd        C.HWND
+	shownbefore bool
+
+	closing *event
+
+	child			Control
+	margined		bool
+}
+
+func makeWindowWindowClass() error {
+	var errmsg *C.char
+
+	err := C.makeWindowWindowClass(&errmsg)
+	if err != 0 || errmsg != nil {
+		return fmt.Errorf("%s: %v", C.GoString(errmsg), syscall.Errno(err))
+	}
+	return nil
+}
+
+func newWindow(title string, width int, height int, control Control) *window {
+	w := &window{
+		closing:   newEvent(),
+		child:	control,
+	}
+	w.hwnd = C.newWindow(toUTF16(title), C.int(width), C.int(height), unsafe.Pointer(w))
+	hresult := C.EnableThemeDialogTexture(w.hwnd, C.ETDT_ENABLE|C.ETDT_USETABTEXTURE)
+	if hresult != C.S_OK {
+		panic(fmt.Errorf("error setting tab background texture on Window; HRESULT: 0x%X", hresult))
+	}
+	w.child.setParent(&controlParent{w.hwnd})
+	return w
+}
+
+func (w *window) Title() string {
+	return getWindowText(w.hwnd)
+}
+
+func (w *window) SetTitle(title string) {
+	C.setWindowText(w.hwnd, toUTF16(title))
+}
+
+func (w *window) Show() {
+	if !w.shownbefore {
+		C.ShowWindow(w.hwnd, C.nCmdShow)
+		C.updateWindow(w.hwnd)
+		w.shownbefore = true
+	} else {
+		C.ShowWindow(w.hwnd, C.SW_SHOW)
+	}
+}
+
+func (w *window) Hide() {
+	C.ShowWindow(w.hwnd, C.SW_HIDE)
+}
+
+func (w *window) Close() {
+	C.windowClose(w.hwnd)
+}
+
+func (w *window) OnClosing(e func() bool) {
+	w.closing.setbool(e)
+}
+
+func (w *window) Margined() bool {
+	return w.margined
+}
+
+func (w *window) SetMargined(margined bool) {
+	w.margined = margined
+}
+
+//export windowResize
+func windowResize(data unsafe.Pointer, r *C.RECT) {
+	w := (*window)(data)
+	d := beginResize(w.hwnd)
+	if w.margined {
+		marginRectDLU(r, marginDialogUnits, marginDialogUnits, marginDialogUnits, marginDialogUnits, d)
+	}
+	w.child.resize(int(r.left), int (r.top), int(r.right - r.left), int(r.bottom - r.top), d)
+}
+
+//export windowClosing
+func windowClosing(data unsafe.Pointer) {
+	w := (*window)(data)
+	close := w.closing.fire()
+	if close {
+		C.windowClose(w.hwnd)
+	}
+}