energy/cef/types-render-handler.go

296 lines
12 KiB
Go

//----------------------------------------
//
// Copyright © yanghy. All Rights Reserved.
//
// Licensed under Apache License Version 2.0, January 2004
//
// https://www.apache.org/licenses/LICENSE-2.0
//
//----------------------------------------
package cef
import (
"github.com/energye/energy/v2/cef/internal/def"
"github.com/energye/energy/v2/common/imports"
"github.com/energye/energy/v2/consts"
"github.com/energye/golcl/lcl"
"github.com/energye/golcl/lcl/api"
"unsafe"
)
// ************************** creates ************************** //
// RenderHandlerRef -> ICefPrintHandler
var RenderHandlerRef renderSpanHandler
type renderSpanHandler uintptr
func (*renderSpanHandler) New() *ICefRenderHandler {
var result uintptr
imports.Proc(def.CefRenderHandlerRef_Create).Call(uintptr(unsafe.Pointer(&result)))
if result != 0 {
return &ICefRenderHandler{instance: unsafe.Pointer(result)}
}
return nil
}
// ************************** impl ************************** //
// Instance 实例
func (m *ICefRenderHandler) Instance() uintptr {
if m == nil {
return 0
}
return uintptr(m.instance)
}
func (m *ICefRenderHandler) Free() {
if m.instance != nil {
m.base.Free(m.Instance())
m.instance = nil
}
}
func (m *ICefRenderHandler) IsValid() bool {
if m == nil || m.instance == nil {
return false
}
return m.instance != nil
}
func (m *ICefRenderHandler) SetGetAccessibilityHandler(fn renderHandlerGetAccessibilityHandler) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_GetAccessibilityHandler).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetGetRootScreenRect(fn renderHandlerGetRootScreenRect) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_GetRootScreenRect).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetGetViewRect(fn renderHandlerGetViewRect) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_GetViewRect).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetGetScreenPoint(fn renderHandlerGetScreenPoint) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_GetScreenPoint).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetGetScreenInfo(fn renderHandlerGetScreenInfo) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_GetScreenInfo).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnPopupShow(fn renderHandlerOnPopupShow) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnPopupShow).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnPopupSize(fn renderHandlerOnPopupSize) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnPopupSize).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnPaint(fn renderHandlerOnPaint) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnPaint).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnAcceleratedPaint(fn renderHandlerOnAcceleratedPaint) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnAcceleratedPaint).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetGetTouchHandleSize(fn renderHandlerGetTouchHandleSize) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_GetTouchHandleSize).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnTouchHandleStateChanged(fn renderHandlerOnTouchHandleStateChanged) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnTouchHandleStateChanged).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnStartDragging(fn renderHandlerOnStartDragging) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnStartDragging).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnUpdateDragCursor(fn renderHandlerOnUpdateDragCursor) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnUpdateDragCursor).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnScrollOffsetChanged(fn renderHandlerOnScrollOffsetChanged) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnScrollOffsetChanged).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnIMECompositionRangeChanged(fn renderHandlerOnIMECompositionRangeChanged) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnIMECompositionRangeChanged).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnTextSelectionChanged(fn renderHandlerOnTextSelectionChanged) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnTextSelectionChanged).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
func (m *ICefRenderHandler) SetOnVirtualKeyboardRequested(fn renderHandlerOnVirtualKeyboardRequested) {
if !m.IsValid() {
return
}
imports.Proc(def.CefRenderHandler_OnVirtualKeyboardRequested).Call(m.Instance(), api.MakeEventDataPtr(fn))
}
// ************************** events ************************** //
type renderHandlerGetAccessibilityHandler func(accessibilityHandler *ICefAccessibilityHandler)
type renderHandlerGetRootScreenRect func(browser *ICefBrowser) (rect *TCefRect, result bool)
type renderHandlerGetViewRect func(browser *ICefBrowser) *TCefRect
type renderHandlerGetScreenPoint func(browser *ICefBrowser, viewX, viewY int32) (screenX, screenY int32, result bool)
type renderHandlerGetScreenInfo func(browser *ICefBrowser) (screenInfo *TCefScreenInfo, result bool)
type renderHandlerOnPopupShow func(browser *ICefBrowser, show bool)
type renderHandlerOnPopupSize func(browser *ICefBrowser, rect *TCefRect)
type renderHandlerOnPaint func(browser *ICefBrowser, kind consts.TCefPaintElementType, dirtyRects *TCefRectArray, buffer uintptr, width, height int32)
type renderHandlerOnAcceleratedPaint func(browser *ICefBrowser, kind consts.TCefPaintElementType, dirtyRects *TCefRectArray, sharedHandle uintptr)
type renderHandlerGetTouchHandleSize func(browser *ICefBrowser, orientation consts.TCefHorizontalAlignment) *TCefSize
type renderHandlerOnTouchHandleStateChanged func(browser *ICefBrowser, state *TCefTouchHandleState)
type renderHandlerOnStartDragging func(browser *ICefBrowser, dragData *ICefDragData, allowedOps consts.TCefDragOperations, x, y int32) bool
type renderHandlerOnUpdateDragCursor func(browser *ICefBrowser, operation consts.TCefDragOperation)
type renderHandlerOnScrollOffsetChanged func(browser *ICefBrowser, x, y float64)
type renderHandlerOnIMECompositionRangeChanged func(browser *ICefBrowser, selectedRange *TCefRange, characterBoundsCount uint32, characterBounds *TCefRect)
type renderHandlerOnTextSelectionChanged func(browser *ICefBrowser, selectedText string, selectedRange *TCefRange)
type renderHandlerOnVirtualKeyboardRequested func(browser *ICefBrowser, inputMode consts.TCefTextInputMode)
func init() {
lcl.RegisterExtEventCallback(func(fn interface{}, getVal func(idx int) uintptr) bool {
getPtr := func(i int) unsafe.Pointer {
return unsafe.Pointer(getVal(i))
}
switch fn.(type) {
case renderHandlerGetAccessibilityHandler:
accessibilityHandler := &ICefAccessibilityHandler{instance: getPtr(0)}
fn.(renderHandlerGetAccessibilityHandler)(accessibilityHandler)
case renderHandlerGetRootScreenRect:
browser := &ICefBrowser{instance: getPtr(0)}
rectPtr := (*TCefRect)(getPtr(1))
resultPtr := (*bool)(getPtr(2))
rect, result := fn.(renderHandlerGetRootScreenRect)(browser)
if rect != nil {
*rectPtr = *rect
}
*resultPtr = result
case renderHandlerGetViewRect:
browser := &ICefBrowser{instance: getPtr(0)}
rectPtr := (*TCefRect)(getPtr(1))
rect := fn.(renderHandlerGetViewRect)(browser)
if rect != nil {
*rectPtr = *rect
}
case renderHandlerGetScreenPoint:
browser := &ICefBrowser{instance: getPtr(0)}
viewX, viewY := int32(getVal(1)), int32(getVal(2))
screenXPtr, screenYPtr, resultPtr := (*int32)(getPtr(3)), (*int32)(getPtr(4)), (*bool)(getPtr(5))
screenX, screenY, result := fn.(renderHandlerGetScreenPoint)(browser, viewX, viewY)
*screenXPtr, *screenYPtr, *resultPtr = screenX, screenY, result
case renderHandlerGetScreenInfo:
browser := &ICefBrowser{instance: getPtr(0)}
screenInfoPtr := (*TCefScreenInfo)(getPtr(1))
resultPtr := (*bool)(getPtr(2))
screenInfo, result := fn.(renderHandlerGetScreenInfo)(browser)
if screenInfo != nil {
*screenInfoPtr = *screenInfo
}
*resultPtr = result
case renderHandlerOnPopupShow:
browser := &ICefBrowser{instance: getPtr(0)}
show := api.GoBool(getVal(1))
fn.(renderHandlerOnPopupShow)(browser, show)
case renderHandlerOnPopupSize:
browser := &ICefBrowser{instance: getPtr(0)}
rect := (*TCefRect)(getPtr(1))
fn.(renderHandlerOnPopupSize)(browser, rect)
case renderHandlerOnPaint:
browser := &ICefBrowser{instance: getPtr(0)}
kind := consts.TCefPaintElementType(getVal(1))
dirtyRectsCount := uint32(getVal(2))
dirtyRectsPtr := getVal(3)
buffer := getVal(4)
width, height := int32(getVal(5)), int32(getVal(6))
fn.(renderHandlerOnPaint)(browser, kind, NewTCefRectArray(dirtyRectsPtr, dirtyRectsCount), buffer, width, height)
case renderHandlerOnAcceleratedPaint:
browser := &ICefBrowser{instance: getPtr(0)}
kind := consts.TCefPaintElementType(getVal(1))
dirtyRectsCount := uint32(getVal(2))
dirtyRectsPtr := getVal(3)
sharedHandle := getVal(4)
fn.(renderHandlerOnAcceleratedPaint)(browser, kind, NewTCefRectArray(dirtyRectsPtr, dirtyRectsCount), sharedHandle)
case renderHandlerGetTouchHandleSize:
browser := &ICefBrowser{instance: getPtr(0)}
orientation := consts.TCefHorizontalAlignment(getVal(1))
sizePtr := (*TCefSize)(getPtr(2))
size := fn.(renderHandlerGetTouchHandleSize)(browser, orientation)
if size != nil {
*sizePtr = *size
}
case renderHandlerOnTouchHandleStateChanged:
browser := &ICefBrowser{instance: getPtr(0)}
state := (*TCefTouchHandleState)(getPtr(1))
fn.(renderHandlerOnTouchHandleStateChanged)(browser, state)
case renderHandlerOnStartDragging:
browser := &ICefBrowser{instance: getPtr(0)}
dragData := &ICefDragData{instance: getPtr(1)}
allowedOps := consts.TCefDragOperations(getVal(2))
x, y := int32(getVal(3)), int32(getVal(4))
resultPtr := (*bool)(getPtr(5))
*resultPtr = fn.(renderHandlerOnStartDragging)(browser, dragData, allowedOps, x, y)
case renderHandlerOnUpdateDragCursor:
browser := &ICefBrowser{instance: getPtr(0)}
operation := consts.TCefDragOperation(getVal(1))
fn.(renderHandlerOnUpdateDragCursor)(browser, operation)
case renderHandlerOnScrollOffsetChanged:
browser := &ICefBrowser{instance: getPtr(0)}
x, y := *(*float64)(getPtr(1)), *(*float64)(getPtr(2))
fn.(renderHandlerOnScrollOffsetChanged)(browser, x, y)
case renderHandlerOnIMECompositionRangeChanged:
browser := &ICefBrowser{instance: getPtr(0)}
rng := (*TCefRange)(getPtr(1))
characterBoundsCount := uint32(getVal(2))
characterBounds := (*TCefRect)(getPtr(3))
fn.(renderHandlerOnIMECompositionRangeChanged)(browser, rng, characterBoundsCount, characterBounds)
case renderHandlerOnTextSelectionChanged:
browser := &ICefBrowser{instance: getPtr(0)}
selectedText := api.GoStr(getVal(1))
selectedRange := (*TCefRange)(getPtr(2))
fn.(renderHandlerOnTextSelectionChanged)(browser, selectedText, selectedRange)
case renderHandlerOnVirtualKeyboardRequested:
browser := &ICefBrowser{instance: getPtr(0)}
inputMode := consts.TCefTextInputMode(getVal(1))
fn.(renderHandlerOnVirtualKeyboardRequested)(browser, inputMode)
default:
return false
}
return true
})
}