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f1ee3e5ee82fb39dc191a069d6156ff03005c7c6
graphic_ui/frameworks/dfx/ui_dump_dom_tree.cpp
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mamingshuai f1ee3e5ee8 update openharmony 1.0.1
2021-03-11 18:38:06 +08:00

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/*
* Copyright (c) 2020-2021 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "dfx/ui_dump_dom_tree.h"
#if ENABLE_DEBUG
#include "components/root_view.h"
#include "components/ui_view.h"
#include "components/ui_label.h"
#include "components/ui_label_button.h"
#include "components/ui_checkbox.h"
#include "components/ui_toggle_button.h"
#include "components/ui_image_view.h"
#include "components/ui_abstract_progress.h"
#include "components/ui_scroll_view.h"
#include "components/ui_list.h"
#include "components/ui_abstract_clock.h"
#include "components/ui_picker.h"
#include "components/ui_swipe_view.h"
#include "components/ui_time_picker.h"
#include "draw/draw_image.h"
#include "file.h"
#include "graphic_log.h"
#endif // ENABLE_DEBUG
namespace OHOS {
#if ENABLE_DEBUG
void UIDumpDomTree::AddNameField(UIViewType type, cJSON* usr) const
{
if (usr == nullptr) {
return;
}
if (type < UI_NUMBER_MAX) {
cJSON_AddStringToObject(usr, "name", VIEW_TYPE_STRING[type]);
} else {
cJSON_AddStringToObject(usr, "name", "UnknownType");
}
}
void UIDumpDomTree::AddImageViewSpecialField(const UIView* view, cJSON* usr) const
{
if ((view == nullptr) || (usr == nullptr)) {
return;
}
const UIImageView* tmpImageView = static_cast<const UIImageView*>(view);
ImageSrcType srcType = tmpImageView->GetSrcType();
if (srcType == IMG_SRC_FILE) {
cJSON_AddStringToObject(usr, "src", reinterpret_cast<const char*>(tmpImageView->GetPath()));
} else if (srcType == IMG_SRC_VARIABLE) {
const ImageInfo* imageInfo = reinterpret_cast<const ImageInfo*>(tmpImageView->GetImageInfo());
if ((imageInfo == nullptr) || (imageInfo->userData == nullptr)) {
cJSON_AddStringToObject(usr, "src", "");
return;
}
uintptr_t userData = reinterpret_cast<uintptr_t>(imageInfo->userData);
cJSON_AddNumberToObject(usr, "src", static_cast<uint32_t>(userData));
} else {
cJSON_AddStringToObject(usr, "src", "");
}
}
void UIDumpDomTree::AddSpecialField(const UIView* view, cJSON* usr) const
{
if ((view == nullptr) || (usr == nullptr)) {
return;
}
switch (view->GetViewType()) {
case UI_LABEL:
case UI_ARC_LABEL: {
const UILabel* tmpLabel = static_cast<const UILabel*>(view);
cJSON_AddStringToObject(usr, "text", tmpLabel->GetText());
tmpLabel = nullptr;
break;
}
case UI_LABEL_BUTTON: {
const UILabelButton* tmpLabelButton = static_cast<const UILabelButton*>(view);
cJSON_AddStringToObject(usr, "text", tmpLabelButton->GetText());
tmpLabelButton = nullptr;
break;
}
case UI_CHECK_BOX:
case UI_RADIO_BUTTON: {
const UICheckBox* tmpCheckBox = static_cast<const UICheckBox*>(view);
if (tmpCheckBox->GetState()) {
cJSON_AddStringToObject(usr, "state", "UNSELECTED");
} else {
cJSON_AddStringToObject(usr, "state", "SELECTED");
}
tmpCheckBox = nullptr;
break;
}
case UI_TOGGLE_BUTTON: {
const UIToggleButton* tmpToggleButton = static_cast<const UIToggleButton*>(view);
cJSON_AddBoolToObject(usr, "state", tmpToggleButton->GetState());
tmpToggleButton = nullptr;
break;
}
case UI_IMAGE_VIEW: {
AddImageViewSpecialField(view, usr);
break;
}
// case below are all progress, thus has same attr.
case UI_BOX_PROGRESS:
case UI_SLIDER:
case UI_CIRCLE_PROGRESS: {
const UIAbstractProgress* tmpAbstractProgress = static_cast<const UIAbstractProgress*>(view);
cJSON_AddNumberToObject(usr, "currValue", static_cast<double>(tmpAbstractProgress->GetValue()));
cJSON_AddNumberToObject(usr, "rangeMin", static_cast<double>(tmpAbstractProgress->GetRangeMin()));
cJSON_AddNumberToObject(usr, "rangeMax", static_cast<double>(tmpAbstractProgress->GetRangeMax()));
tmpAbstractProgress = nullptr;
break;
}
case UI_SCROLL_VIEW: {
const UIScrollView* tmpScrollView = static_cast<const UIScrollView*>(view);
cJSON_AddBoolToObject(usr, "xScrollable", tmpScrollView->GetHorizontalScrollState());
cJSON_AddBoolToObject(usr, "yScrollable", tmpScrollView->GetVerticalScrollState());
tmpScrollView = nullptr;
break;
}
case UI_LIST: {
UIList* tmpList = static_cast<UIList*>(const_cast<UIView*>(view));
cJSON_AddBoolToObject(usr, "isLoopList", tmpList->GetLoopState());
UIView* selectView = tmpList->GetSelectView();
if (selectView != nullptr) {
cJSON_AddNumberToObject(usr, "selectedIndex", static_cast<double>(selectView->GetViewIndex()));
selectView = nullptr;
}
tmpList = nullptr;
break;
}
case UI_DIGITAL_CLOCK:
case UI_ANALOG_CLOCK: {
const UIAbstractClock* tmpAbstractClock = static_cast<const UIAbstractClock*>(view);
cJSON_AddNumberToObject(usr, "currentHour", static_cast<double>(tmpAbstractClock->GetCurrentHour()));
cJSON_AddNumberToObject(usr, "currentMinute", static_cast<double>(tmpAbstractClock->GetCurrentMinute()));
cJSON_AddNumberToObject(usr, "currentSecond", static_cast<double>(tmpAbstractClock->GetCurrentSecond()));
tmpAbstractClock = nullptr;
break;
}
case UI_PICKER: {
const UIPicker* tmpPicker = static_cast<const UIPicker*>(view);
cJSON_AddNumberToObject(usr, "selectedIndex", static_cast<double>(tmpPicker->GetSelected()));
tmpPicker = nullptr;
break;
}
case UI_SWIPE_VIEW: {
const UISwipeView* tmpSwipeView = static_cast<const UISwipeView*>(view);
cJSON_AddNumberToObject(usr, "currentIndex", static_cast<double>(tmpSwipeView->GetCurrentPage()));
cJSON_AddNumberToObject(usr, "direction", static_cast<double>(tmpSwipeView->GetDirection()));
tmpSwipeView = nullptr;
break;
}
case UI_TIME_PICKER: {
const UITimePicker* tmpTimePicker = static_cast<const UITimePicker*>(view);
cJSON_AddStringToObject(usr, "selectedHour", tmpTimePicker->GetSelectHour());
cJSON_AddStringToObject(usr, "selectedMinute", tmpTimePicker->GetSelectMinute());
cJSON_AddStringToObject(usr, "selectedSecond", tmpTimePicker->GetSelectSecond());
tmpTimePicker = nullptr;
break;
}
default:
break;
}
}
void UIDumpDomTree::AddCommonField(UIView* view, cJSON* usr) const
{
if ((view == nullptr) || (usr == nullptr)) {
return;
}
cJSON_AddNumberToObject(usr, "x", static_cast<double>(view->GetOrigRect().GetX()));
cJSON_AddNumberToObject(usr, "y", static_cast<double>(view->GetOrigRect().GetY()));
cJSON_AddNumberToObject(usr, "width", static_cast<double>(view->GetWidth()));
cJSON_AddNumberToObject(usr, "height", static_cast<double>(view->GetHeight()));
cJSON_AddStringToObject(usr, "id", view->GetViewId());
cJSON_AddBoolToObject(usr, "visible", view->IsVisible());
cJSON_AddBoolToObject(usr, "touchable", view->IsTouchable());
cJSON_AddBoolToObject(usr, "draggable", view->IsDraggable());
cJSON_AddBoolToObject(usr, "onClickListener", (view->GetOnClickListener() != nullptr));
cJSON_AddBoolToObject(usr, "onDragListener", (view->GetOnDragListener() != nullptr));
cJSON_AddBoolToObject(usr, "onLongPressListener", (view->GetOnLongPressListener() != nullptr));
}
void UIDumpDomTree::OutputDomNode(UIView* view)
{
if (view == nullptr) {
return;
}
/* Output current view's info into cJSON structure. */
cJSON* dumpUsr = cJSON_CreateObject();
if (dumpUsr == nullptr) {
GRAPHIC_LOGE("UIDumpDomTree::OutputDomNode cJSON create object failed Err!\n");
return;
}
AddNameField(view->GetViewType(), dumpUsr);
AddCommonField(view, dumpUsr);
AddSpecialField(view, dumpUsr);
pJson_ = cJSON_Print(dumpUsr);
cJSON_Delete(dumpUsr);
}
bool UIDumpDomTree::WriteDumpFile() const
{
unlink(path_);
int32_t fd = open(path_, O_CREAT | O_RDWR, DEFAULT_FILE_PERMISSION);
if (fd < 0) {
GRAPHIC_LOGE("UIDumpDomTree::WriteDumpFile open file failed Err!\n");
return false;
}
if (pJson_ == nullptr) {
close(fd);
return false;
}
uint32_t length = strlen(pJson_);
if (static_cast<uint32_t>(write(fd, pJson_, length)) != length) {
GRAPHIC_LOGE("UIDumpDomTree::WriteDumpFile write file failed Err!\n");
close(fd);
return false;
}
if (close(fd) < 0) {
return false;
}
return true;
}
void UIDumpDomTree::OutputDomTree(UIView* view, cJSON* usr)
{
if (allocErrorFlag_) {
return;
}
cJSON* dumpUsr = usr;
if (dumpUsr != rootJson_) {
dumpUsr = cJSON_CreateObject();
if (dumpUsr == nullptr) {
allocErrorFlag_ = true;
GRAPHIC_LOGE("UIDumpDomTree::OutputDomTree cJSON create object failed Err!\n");
return;
}
/* usr must be a array. */
cJSON_AddItemToArray(usr, dumpUsr);
}
AddNameField(view->GetViewType(), dumpUsr);
AddCommonField(view, dumpUsr);
AddSpecialField(view, dumpUsr);
if (view->IsViewGroup()) {
cJSON* arrayJson = cJSON_CreateArray();
if (arrayJson == nullptr) {
allocErrorFlag_ = true;
GRAPHIC_LOGE("UIDumpDomTree::OutputDomTree cJSON create object failed Err!\n");
return;
}
cJSON_AddItemToObject(dumpUsr, "child", arrayJson);
UIViewGroup* tmpViewGroup = static_cast<UIViewGroup*>(view);
UIView* childView = tmpViewGroup->GetChildrenHead();
while (childView != nullptr) {
OutputDomTree(childView, arrayJson);
childView = childView->GetNextSibling();
}
}
}
void UIDumpDomTree::DumpJsonById(UIView* view, const char* id, DumpMode mode)
{
if (searchFlag_) {
return;
}
/* Check whether current view is the view we are looking for. */
if ((view->GetViewId() != nullptr) && !strcmp(view->GetViewId(), id)) {
if (mode == DUMP_NODE) {
/* Find the view with right id, output its info. */
OutputDomNode(view);
} else if (mode == DUMP_TREE) {
/* Find the view with right id, output its dom tree's info. */
OutputDomTree(view, rootJson_);
}
/* Set flag to stop the tranversion. */
searchFlag_ = true;
} else {
/* Look through all childrens of the current viewGroup. */
if (view->IsViewGroup()) {
UIViewGroup* tmpViewGroup = static_cast<UIViewGroup*>(view);
UIView* childView = tmpViewGroup->GetChildrenHead();
while (childView != nullptr) {
DumpJsonById(childView, id, mode);
childView = childView->GetNextSibling();
}
}
}
}
#endif // ENABLE_DEBUG
char* UIDumpDomTree::DumpDomNode(const char* id)
{
#if ENABLE_DEBUG
if (id == nullptr) {
return nullptr;
}
/* Reset dump info */
pJson_ = nullptr;
RootView* rootView = RootView::GetInstance();
UIView* currView = static_cast<UIView*>(rootView);
/* Search through all views from rootView. */
DumpJsonById(currView, id, DUMP_NODE);
/* Reset the search flag and pJson for next search */
searchFlag_ = false;
return pJson_;
#else
return nullptr;
#endif // ENABLE_DEBUG
}
bool UIDumpDomTree::DumpDomTree(const char* id, const char* path)
{
#if ENABLE_DEBUG
path_ = (path == nullptr) ? DEFAULT_DUMP_DOM_TREE_PATH : path;
RootView* rootView = RootView::GetInstance();
UIView* currView = static_cast<UIView*>(rootView);
rootJson_ = cJSON_CreateObject();
if (rootJson_ == nullptr) {
GRAPHIC_LOGE("UIDumpDomTree::DumpDomTree cJSON create object failed Err!\n");
return false;
}
if (id == nullptr) {
OutputDomTree(currView, rootJson_);
} else {
DumpJsonById(currView, id, DUMP_TREE);
if (!searchFlag_) {
cJSON_Delete(rootJson_);
rootJson_ = nullptr;
GRAPHIC_LOGI("UIDumpDomTree::DumpDomTree can not find the node \n");
return false;
}
/* Reset the search flag. */
searchFlag_ = false;
}
pJson_ = cJSON_Print(rootJson_);
cJSON_Delete(rootJson_);
rootJson_ = nullptr;
if (pJson_ == nullptr) {
GRAPHIC_LOGE("UIDumpDomTree::DumpDomTree convert cJSON object to string failed Err!\n");
return false;
}
if (!WriteDumpFile()) {
cJSON_free(pJson_);
pJson_ = nullptr;
GRAPHIC_LOGE("UIDumpDomTree::DumpDomTree file operation failed Err!\n");
return false;
}
cJSON_free(pJson_);
pJson_ = nullptr;
allocErrorFlag_ = false;
return true;
#else
return false;
#endif // ENABLE_DEBUG
}
}
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