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feat: Add the UI management function

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This commit is contained in:
ShallowGreen123
2022-09-10 17:30:00 +08:00
parent c3211bf0f4
commit 39517d62b2
14 changed files with 988 additions and 38 deletions
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21
LVGL.Simulator/.vscode/c_cpp_properties.json vendored Normal file
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@@ -0,0 +1,21 @@
{
"configurations": [
{
"name": "Win32",
"includePath": [
"${workspaceFolder}/**"
],
"defines": [
"_DEBUG",
"UNICODE",
"_UNICODE"
],
"windowsSdkVersion": "10.0.19041.0",
"compilerPath": "D:/APP1/Visual Studio/VC/Tools/MSVC/14.29.30133/bin/Hostx64/x64/cl.exe",
"cStandard": "c17",
"cppStandard": "c++17",
"intelliSenseMode": "windows-msvc-x64"
}
],
"version": 4
}

7
LVGL.Simulator/.vscode/settings.json vendored Normal file
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@@ -0,0 +1,7 @@
{
"files.associations": {
"scr_mgr.h": "c",
"gui_main_scr.h": "c"
},
"C_Cpp.errorSquiggles": "Disabled"
}

13
LVGL.Simulator/LVGL.Simulator.cpp
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@@ -1,4 +1,13 @@
/*
/************************************************************************
* FilePath : LVGL.Simulator.cpp
* Author : GX.Duan
* Date : 2022-08-07 15:20:34
* LastEditTime : 2022-09-10 16:05:20
* LastEditors : ShallowGreen123 2608653986@qq.com
* Copyright (c): 2022 by GX.Duan, All Rights Reserved.
* Github : https://github.com/ShallowGreen123/lvgl_mydemo
************************************************************************/
/*
* PROJECT: LVGL PC Simulator using Visual Studio
* FILE: LVGL.Simulator.cpp
* PURPOSE: Implementation for LVGL ported to Windows Desktop
@@ -40,7 +49,7 @@ int main() {
if (!lv_win32_init(
GetModuleHandleW(NULL),
SW_SHOW,
800,
480,
480,
LoadIconW(GetModuleHandleW(NULL), MAKEINTRESOURCE(IDI_LVGL)))) {
return -1;

6
LVGL.Simulator/LVGL.Simulator.vcxproj
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@@ -36,6 +36,9 @@
<ItemGroup>
<ClInclude Include="lvgl_mydemo\data\dataModel.h" />
<ClInclude Include="lvgl_mydemo\data\scr_mgr.h" />
<ClInclude Include="lvgl_mydemo\screen\gui_main_scr.h" />
<ClInclude Include="lvgl_mydemo\screen\gui_scr_mgr.h" />
<ClInclude Include="lvgl_mydemo\screen\gui_test1_scr.h" />
<ClInclude Include="lv_conf.h" />
</ItemGroup>
<ItemGroup>
@@ -53,6 +56,9 @@
<ClCompile Include="lvgl_mydemo\data\dataModel.c" />
<ClCompile Include="lvgl_mydemo\data\scr_mgr.c" />
<ClCompile Include="lvgl_mydemo\lvgl_app.c" />
<ClCompile Include="lvgl_mydemo\screen\gui_main_scr.c" />
<ClCompile Include="lvgl_mydemo\screen\gui_scr_mgr.c" />
<ClCompile Include="lvgl_mydemo\screen\gui_test1_scr.c" />
</ItemGroup>
<ItemGroup>
<ResourceCompile Include="LVGL.Simulator.rc" />

18
LVGL.Simulator/LVGL.Simulator.vcxproj.filters
View File

@@ -11,6 +11,15 @@
<ClInclude Include="lvgl_mydemo\data\scr_mgr.h">
<Filter>lvgl_mydemo\data</Filter>
</ClInclude>
<ClInclude Include="lvgl_mydemo\screen\gui_scr_mgr.h">
<Filter>lvgl_mydemo\srceen</Filter>
</ClInclude>
<ClInclude Include="lvgl_mydemo\screen\gui_main_scr.h">
<Filter>lvgl_mydemo\srceen</Filter>
</ClInclude>
<ClInclude Include="lvgl_mydemo\screen\gui_test1_scr.h">
<Filter>lvgl_mydemo\srceen</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<Manifest Include="LVGL.Simulator.manifest" />
@@ -30,6 +39,15 @@
<ClCompile Include="lvgl_mydemo\data\scr_mgr.c">
<Filter>lvgl_mydemo\data</Filter>
</ClCompile>
<ClCompile Include="lvgl_mydemo\screen\gui_main_scr.c">
<Filter>lvgl_mydemo\srceen</Filter>
</ClCompile>
<ClCompile Include="lvgl_mydemo\screen\gui_scr_mgr.c">
<Filter>lvgl_mydemo\srceen</Filter>
</ClCompile>
<ClCompile Include="lvgl_mydemo\screen\gui_test1_scr.c">
<Filter>lvgl_mydemo\srceen</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ResourceCompile Include="LVGL.Simulator.rc" />

33
LVGL.Simulator/lvgl_mydemo/lvgl_app.c
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@@ -12,6 +12,7 @@
* INCLUDES
* *******************************************************************************/
#include "lvgl_app.h"
#include "screen/gui_scr_mgr.h"
/*********************************************************************************
* DEFINES
@@ -33,37 +34,9 @@
* GLOBAL FUNCTION
* *******************************************************************************/
void DataModel(DATA_MODEL_ID_E id) {
if (id == DATA_MODEL_ID_0) {
uint8_t val;
DataModelGetU8(id, &val);
printf("val = %d\n", val);
}
}
void lv_btn1_event_halder(lv_event_t *e) {
static uint8_t val = 0;
lv_event_code_t code = lv_event_get_code(e);
if (code == LV_EVENT_CLICKED) {
LV_LOG_USER("Clicked");
DataModelSetU8(DATA_MODEL_ID_0, ++val);
} else if (code == LV_EVENT_VALUE_CHANGED) {
LV_LOG_USER("Toggled");
}
}
void lvgl_app_init(void) {
DataModelInit();
DataModelRegister(DataModel);
lv_obj_t *btn1 = lv_btn_create(lv_scr_act());
lv_obj_set_size(btn1, 100, 50);
lv_obj_set_align(btn1, LV_ALIGN_CENTER);
lv_obj_t *label1 = lv_label_create(btn1);
lv_label_set_text(label1, "Buttom");
lv_obj_set_align(label1, LV_ALIGN_CENTER);
lv_obj_add_event_cb(btn1, lv_btn1_event_halder, LV_EVENT_ALL, NULL);
ScrMgrInit();
ScrMgrSwitchScr(GUI_MIAN_SCR_ID, true);
}

14
LVGL.Simulator/lvgl_mydemo/lvgl_app.h
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@@ -1,3 +1,12 @@
/************************************************************************
* FilePath : lvgl_app.h
* Author : GX.Duan
* Date : 2022-08-07 15:20:41
* LastEditTime : 2022-09-10 15:58:18
* LastEditors : ShallowGreen123 2608653986@qq.com
* Copyright (c): 2022 by GX.Duan, All Rights Reserved.
* Github : https://github.com/ShallowGreen123/lvgl_mydemo
************************************************************************/
/************************************************************************
* FilePath : lvgl_app.h
* Author : GX.Duan
@@ -16,6 +25,7 @@
#include "../lvgl/lvgl.h"
#include <stdio.h>
#include "data/dataModel.h"
#include "screen/gui_scr_mgr.h"
#ifdef __cplusplus
extern "C" {
@@ -36,6 +46,10 @@ extern "C" {
/*********************************************************************************
* TYPEDEFS
* *******************************************************************************/
enum {
GUI_MIAN_SCR_ID = 0,
GUI_TEST1_SCR_ID,
};
/*********************************************************************************
* GLOBAL PROTOTYPES

241
LVGL.Simulator/lvgl_mydemo/screen/.clang-format Normal file
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@@ -0,0 +1,241 @@
# 语言: None, Cpp, Java, JavaScript, ObjC, Proto, TableGen, TextProto
Language: Cpp
# BasedOnStyle: LLVM
# 访问说明符(public、private等)的偏移
AccessModifierOffset: -4
# 开括号(开圆括号、开尖括号、开方括号)后的对齐: Align, DontAlign, AlwaysBreak(总是在开括号后换行)
AlignAfterOpenBracket: Align
# 连续赋值时，对齐所有等号
AlignConsecutiveAssignments: false
# 连续声明时，对齐所有声明的变量名仅跨越空格
AlignConsecutiveDeclarations: AcrossEmptyLines
# 右对齐逃脱换行(使用反斜杠换行)的反斜杠
AlignEscapedNewlines: Right
# 水平对齐二元和三元表达式的操作数
AlignOperands: true
# 对齐连续的尾随的注释
AlignTrailingComments: true
# 不允许函数声明的所有参数在放在下一行
AllowAllParametersOfDeclarationOnNextLine: false
# 不允许短的块放在同一行
AllowShortBlocksOnASingleLine: true
# 允许短的case标签放在同一行
AllowShortCaseLabelsOnASingleLine: true
# 允许短的函数放在同一行: None, InlineOnly(定义在类中), Empty(空函数), Inline(定义在类中，空函数), All
AllowShortFunctionsOnASingleLine: None
# 允许短的if语句保持在同一行
AllowShortIfStatementsOnASingleLine: true
# 允许短的循环保持在同一行
AllowShortLoopsOnASingleLine: true
# 总是在返回类型后换行: None, All, TopLevel(顶级函数，不包括在类中的函数),
# AllDefinitions(所有的定义，不包括声明), TopLevelDefinitions(所有的顶级函数的定义)
AlwaysBreakAfterReturnType: None
# 总是在多行string字面量前换行
AlwaysBreakBeforeMultilineStrings: false
# 总是在template声明后换行
AlwaysBreakTemplateDeclarations: true
# false表示函数实参要么都在同一行，要么都各自一行
BinPackArguments: true
# false表示所有形参要么都在同一行，要么都各自一行
BinPackParameters: true
BraceWrapping:
# class定义后面
AfterClass: false
# 控制语句后面
AfterControlStatement: MultiLine
# enum定义后面
AfterEnum: false
# 函数定义后面
AfterFunction: true
# 命名空间定义后面
AfterNamespace: false
# struct定义后面
AfterStruct: false
# union定义后面
AfterUnion: false
# extern之后
AfterExternBlock: false
# catch之前
BeforeCatch: false
# else之前
BeforeElse: false
# 缩进大括号
IndentBraces: false
# 分离空函数
SplitEmptyFunction: false
# 分离空语句
SplitEmptyRecord: false
# 分离空命名空间
SplitEmptyNamespace: false
# 在二元运算符前换行: None(在操作符后换行), NonAssignment(在非赋值的操作符前换行), All(在操作符前换行)
BreakBeforeBinaryOperators: NonAssignment
# 在大括号前换行: Attach(始终将大括号附加到周围的上下文), Linux(除函数、命名空间和类定义，与Attach类似),
# Mozilla(除枚举、函数、记录定义，与Attach类似), Stroustrup(除函数定义、catch、else，与Attach类似),
# Allman(总是在大括号前换行), GNU(总是在大括号前换行，并对于控制语句的大括号增加额外的缩进), WebKit(在函数前换行), Custom
# 注：这里认为语句块也属于函数
BreakBeforeBraces: Custom
# 在三元运算符前换行
BreakBeforeTernaryOperators: false
# 在构造函数的初始化列表的冒号后换行
BreakConstructorInitializers: AfterColon
#BreakInheritanceList: AfterColon
BreakStringLiterals: false
# 每行字符的限制，0表示没有限制
ColumnLimit: 0
CompactNamespaces: true
# 构造函数的初始化列表要么都在同一行，要么都各自一行
ConstructorInitializerAllOnOneLineOrOnePerLine: false
# 构造函数的初始化列表的缩进宽度
ConstructorInitializerIndentWidth: 4
# 延续的行的缩进宽度
ContinuationIndentWidth: 4
# 去除C++11的列表初始化的大括号{后和}前的空格
Cpp11BracedListStyle: true
# 继承最常用的指针和引用的对齐方式
DerivePointerAlignment: false
# 固定命名空间注释
FixNamespaceComments: true
# 缩进case标签
IndentCaseLabels: false
IndentPPDirectives: None
# 缩进宽度
IndentWidth: 4
# 函数返回类型换行时，缩进函数声明或函数定义的函数名
IndentWrappedFunctionNames: false
# 保留在块开始处的空行
KeepEmptyLinesAtTheStartOfBlocks: false
# 连续空行的最大数量
MaxEmptyLinesToKeep: 1
# 命名空间的缩进: None, Inner(缩进嵌套的命名空间中的内容), All
NamespaceIndentation: None
# 指针和引用的对齐: Left, Right, Middle
PointerAlignment: Right
# 允许重新排版注释
ReflowComments: true
# 允许排序#include
SortIncludes: false
# 允许排序 using 声明
SortUsingDeclarations: false
# 在C风格类型转换后添加空格
SpaceAfterCStyleCast: false
# 在Template 关键字后面添加空格
SpaceAfterTemplateKeyword: true
# 在赋值运算符之前添加空格
SpaceBeforeAssignmentOperators: true
# SpaceBeforeCpp11BracedList: true
# SpaceBeforeCtorInitializerColon: true
# SpaceBeforeInheritanceColon: true
# 开圆括号之前添加一个空格: Never, ControlStatements, Always
SpaceBeforeParens: ControlStatements
# SpaceBeforeRangeBasedForLoopColon: true
# 在空的圆括号中添加空格
SpaceInEmptyParentheses: false
# 在尾随的评论前添加的空格数(只适用于//)
SpacesBeforeTrailingComments: 1
# 在尖括号的<后和>前添加空格
SpacesInAngles: false
# 在C风格类型转换的括号中添加空格
SpacesInCStyleCastParentheses: false
# 在容器(ObjC和JavaScript的数组和字典等)字面量中添加空格
SpacesInContainerLiterals: true
# 在圆括号的(后和)前添加空格
SpacesInParentheses: false
# 在方括号的[后和]前添加空格，lamda表达式和未指明大小的数组的声明不受影响
SpacesInSquareBrackets: false
# 标准: Cpp03, Cpp11, Auto
Standard: Cpp11
# tab宽度
TabWidth: 4
# 使用tab字符: Never, ForIndentation, ForContinuationAndIndentation, Always
UseTab: Never
# case的缩进比switch多一级
IndentCaseLabels: true
#三元运算符将放置在换行符之后
BreakBeforeTernaryOperators: true
BreakBeforeBraces: Attach
AllowShortCaseLabelsOnASingleLine: false
#对齐注释
AlignTrailingComments: true
#水平对齐二元和三元表达式的操作数
AlignOperands: AlignAfterOperator
#对齐宏
AlignConsecutiveMacros: AcrossEmptyLinesAndComments
#对齐连续等号
AlignConsecutiveAssignments: AcrossEmptyLines
#对齐连续字段且跨越空行
AlignConsecutiveBitFields: AcrossEmptyLines
#对齐数组列并右对齐列
AlignArrayOfStructures: Right
#注释后的空格数
SpacesBeforeTrailingComments: 10

68
LVGL.Simulator/lvgl_mydemo/screen/gui_main_scr.c
View File

@@ -1,15 +1,18 @@
/************************************************************************
* FilePath : gui_main_scr.c
* Author : GX.Duan
* Date : 2022-08-19
* LastEditTime : 2022-08-19
* Date : 2022-08-19 00:25:00
* LastEditTime : 2022-09-10 16:01:12
* LastEditors : ShallowGreen123 2608653986@qq.com
* Copyright (c): by GX.Duan, All Rights Reserved.
* Copyright (c): 2022 by GX.Duan, All Rights Reserved.
* Github : https://github.com/ShallowGreen123/lvgl_mydemo
************************************************************************/
#define __MAIN_SCR_C_
/*********************************************************************************
* INCLUDES
* *******************************************************************************/
#include "gui_main_scr.h"
/*********************************************************************************
* DEFINES
@@ -22,11 +25,70 @@
/*********************************************************************************
* TYPEDEFS
* *******************************************************************************/
static lv_obj_t *MainScrRoot = NULL;
static lv_obj_t *label = NULL;
static lv_obj_t *switch_btn = NULL;
static lv_obj_t *label2 = NULL;
/*********************************************************************************
* STATIC FUNCTION
* *******************************************************************************/
void swithc_btn_event_cb(lv_event_t *e) {
lv_obj_t *obj = lv_event_get_target(e);
if (obj == switch_btn) {
printf("Screen 1 switch_btn is pressed!\n");
ScrMgrPushScr(GUI_TEST1_SCR_ID, true);
}
}
/*********************************************************************************
* GLOBAL FUNCTION
* *******************************************************************************/
static lv_obj_t *Gui_MainScrCreate(lv_obj_t *parent) {
MainScrRoot = lv_obj_create(parent);
lv_obj_set_size(MainScrRoot, lv_pct(100), lv_pct(100));
lv_obj_set_style_bg_color(MainScrRoot, lv_color_black(), LV_PART_MAIN);
label = lv_label_create(MainScrRoot);
lv_obj_set_style_text_color(label, lv_color_white(), LV_PART_MAIN);
lv_label_set_text(label, "Screen 1");
switch_btn = lv_btn_create(MainScrRoot);
lv_obj_set_size(switch_btn, 100, 40);
label2 = lv_label_create(switch_btn);
lv_label_set_text(label2, "switch");
return MainScrRoot;
}
static void Gui_MainScrLayout(void) {
lv_obj_align_to(label, MainScrRoot, LV_ALIGN_CENTER, 0, -30);
lv_obj_center(label2);
lv_obj_align_to(switch_btn, MainScrRoot, LV_ALIGN_CENTER, 0, 30);
}
static void Gui_MainScrEnter(void) {
Gui_MainScrLayout();
lv_obj_add_event_cb(switch_btn, swithc_btn_event_cb, LV_EVENT_CLICKED, NULL);
}
static void Gui_MainScrExit(void) {
lv_obj_remove_event_cb(switch_btn, swithc_btn_event_cb);
}
static void Gui_MainScrDestory(void) {
}
const SCR_MGR_SCR_HANDLE_T Gui_MainScrHandle = {
.ScrId = GUI_MIAN_SCR_ID,
.ScrCreate = Gui_MainScrCreate,
.ScrEnter = Gui_MainScrEnter,
.ScrExit = Gui_MainScrExit,
.ScrDestroy = Gui_MainScrDestory,
};
SCR_MGR_REG(Gui_MainScrHandle);

20
LVGL.Simulator/lvgl_mydemo/screen/gui_main_scr_h → LVGL.Simulator/lvgl_mydemo/screen/gui_main_scr.h
View File

@@ -1,6 +1,19 @@
/************************************************************************
* FilePath : gui_main_scr.h
* Author : GX.Duan
* Date : 2022-08-19 00:25:14
* LastEditTime : 2022-09-10 15:49:50
* LastEditors : ShallowGreen123 2608653986@qq.com
* Copyright (c): 2022 by GX.Duan, All Rights Reserved.
* Github : https://github.com/ShallowGreen123/lvgl_mydemo
************************************************************************/
#ifndef __MAIN_SCR_H__
#define __MAIN_SCR_H__
/*********************************************************************************
* INCLUDES
* *******************************************************************************/
#include "../lvgl_app.h"
/*********************************************************************************
* DEFINES
@@ -9,6 +22,11 @@
/*********************************************************************************
* MACROS
* *******************************************************************************/
#ifdef __MAIN_SCR_C_
#define DEF_MAIN_SCR_EXT
#else
#define DEF_MAIN_SCR_EXT extern
#endif
/*********************************************************************************
* TYPEDEFS
@@ -17,3 +35,5 @@
/*********************************************************************************
* GLOBAL PROTOTYPES
* *******************************************************************************/
#endif /* __MAIN_SCR_H__ */

351
LVGL.Simulator/lvgl_mydemo/screen/gui_scr_mgr.c Normal file
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@@ -0,0 +1,351 @@
/************************************************************************
* FilePath : gui_scr_mgr.c
* Author : GX.Duan
* Date : 2022-09-10 14:17:29
* LastEditTime : 2022-09-10 15:43:26
* LastEditors : ShallowGreen123 2608653986@qq.com
* Copyright (c): 2022 by GX.Duan, All Rights Reserved.
* Github : https://github.com/ShallowGreen123/lvgl_mydemo
************************************************************************/
#define __SCR_MGR_C__
/*********************************************************************************
* INCLUDES
* *******************************************************************************/
#include "gui_scr_mgr.h"
/*********************************************************************************
* DEFINES
* *******************************************************************************/
/*********************************************************************************
* MACROS
* *******************************************************************************/
/*********************************************************************************
* TYPEDEFS
* *******************************************************************************/
typedef struct scr_mgr_reg_scr_list_handle_t {
uint32_t ScrCnt;
SCR_MGR_SCR_HANDLE_T *ScrHandles[0];
} SCR_MGR_REG_SCR_LIST_HANDLE_T;
static SCR_MGR_REG_SCR_LIST_HANDLE_T *ScrMgrRegScrList;
static SCR_MGR_SCR_STACK_HANDLE_T *ScrMgrScrStackTop;
static SCR_MGR_SCR_STACK_HANDLE_T *ScrMgrScrStackRoot;
static const SCR_MGR_SCR_HANDLE_T *ScrMgrScrHandles[] = {
&Gui_MainScrHandle,
&Gui_Test1ScrHandle,
};
/*********************************************************************************
* STATIC FUNCTION
*********************************************************************************/
static SCR_MGR_SCR_HANDLE_T *ScrMgrFindScrById(uint32_t id) {
uint32_t i;
for (i = 0; i < ScrMgrRegScrList->ScrCnt; i++) {
if (ScrMgrRegScrList->ScrHandles[i]->ScrId == id) {
return ScrMgrRegScrList->ScrHandles[i];
}
}
return NULL;
}
static void ScrMgrStackScrActive(SCR_MGR_SCR_STACK_HANDLE_T *stack_item) {
if (stack_item->State == SCR_MGR_SCR_STATE_DESTROYED) {
stack_item->ScrObj = stack_item->ScrHandle->ScrCreate(NULL);
stack_item->ScrHandle->ScrEnter();
stack_item->State = SCR_MGR_SCR_STATE_ACTIVE;
} else if ((stack_item->State == SCR_MGR_SCR_STATE_CREATED) || (stack_item->State == SCR_MGR_SCR_STATE_INACTIVE)) {
stack_item->ScrHandle->ScrEnter();
stack_item->State = SCR_MGR_SCR_STATE_ACTIVE;
}
}
static void ScrMgrStackScrInactive(SCR_MGR_SCR_STACK_HANDLE_T *stack_item) {
if (stack_item->State > SCR_MGR_SCR_STATE_INACTIVE) {
stack_item->ScrHandle->ScrExit();
stack_item->State = SCR_MGR_SCR_STATE_INACTIVE;
}
}
static void ScrMgrStackScrDestroy(SCR_MGR_SCR_STACK_HANDLE_T *stack_item) {
if (stack_item->State > SCR_MGR_SCR_STATE_INACTIVE) {
stack_item->ScrHandle->ScrExit();
stack_item->ScrHandle->ScrDestroy();
stack_item->State = SCR_MGR_SCR_STATE_DESTROYED;
} else if (stack_item->State > SCR_MGR_SCR_STATE_DESTROYED) {
stack_item->ScrHandle->ScrDestroy();
stack_item->State = SCR_MGR_SCR_STATE_DESTROYED;
}
}
static void ScrMgrStackScrRemove(SCR_MGR_SCR_STACK_HANDLE_T *stack_item) {
if (stack_item->State > SCR_MGR_SCR_STATE_INACTIVE) {
stack_item->ScrHandle->ScrExit();
stack_item->ScrHandle->ScrDestroy();
stack_item->State = SCR_MGR_SCR_STATE_IDLE;
} else if (stack_item->State > SCR_MGR_SCR_STATE_DESTROYED) {
stack_item->ScrHandle->ScrDestroy();
stack_item->State = SCR_MGR_SCR_STATE_IDLE;
}
}
/*********************************************************************************
* GLOBAL FUNCTION
*********************************************************************************/
void ScrMgrInit(void) {
uint32_t cnt = sizeof(ScrMgrScrHandles) / sizeof(ScrMgrScrHandles[0]);
uint32_t i;
LV_ASSERT(cnt);
ScrMgrScrStackRoot = NULL;
ScrMgrScrStackTop = NULL;
ScrMgrRegScrList = lv_mem_alloc(sizeof(SCR_MGR_REG_SCR_LIST_HANDLE_T) + cnt * sizeof(SCR_MGR_SCR_HANDLE_T *));
LV_ASSERT(ScrMgrRegScrList);
ScrMgrRegScrList->ScrCnt = cnt;
for (i = 0; i < cnt; i++) {
ScrMgrRegScrList->ScrHandles[i] = (SCR_MGR_SCR_HANDLE_T *)ScrMgrScrHandles[i];
}
}
bool ScrMgrSwitchScr(uint32_t scr_id, bool anim) {
SCR_MGR_SCR_HANDLE_T *tgt_scr = ScrMgrFindScrById(scr_id);
SCR_MGR_SCR_HANDLE_T *cur_scr = NULL;
lv_obj_t *cur_scr_obj = NULL;
SCR_MGR_SCR_STACK_HANDLE_T *stack_item = NULL;
if (tgt_scr == NULL) {
return false;
}
if (ScrMgrScrStackTop != NULL) {
cur_scr = ScrMgrScrStackTop->ScrHandle;
cur_scr_obj = ScrMgrScrStackTop->ScrObj;
stack_item = ScrMgrScrStackTop->Prev;
ScrMgrStackScrRemove(ScrMgrScrStackTop);
lv_mem_free((void *)ScrMgrScrStackTop);
ScrMgrScrStackTop = stack_item;
}
while (ScrMgrScrStackTop != NULL) {
stack_item = ScrMgrScrStackTop->Prev;
ScrMgrStackScrRemove(ScrMgrScrStackTop);
lv_mem_free((void *)ScrMgrScrStackTop);
ScrMgrScrStackTop = stack_item;
}
if ((cur_scr != NULL) && (cur_scr->ScrId == tgt_scr->ScrId)) {
/* same scr, need destroy immediately, not support anim */
anim = false;
}
stack_item = lv_mem_alloc(sizeof(SCR_MGR_SCR_STACK_HANDLE_T));
stack_item->ScrHandle = tgt_scr;
stack_item->Next = NULL;
stack_item->Prev = NULL;
stack_item->ScrObj = tgt_scr->ScrCreate(NULL);
stack_item->State = SCR_MGR_SCR_STATE_CREATED;
ScrMgrScrStackRoot = stack_item;
ScrMgrScrStackTop = stack_item;
#if DEF_SCR_MGR_LITTLE_MEM
anim = false;
if (cur_scr_obj) {
lv_obj_del(cur_scr_obj);
cur_scr_obj = NULL;
}
#endif
ScrMgrStackScrActive(stack_item);
if ((SCR_MSG_SCR_SWITCH_ANIM != LV_SCR_LOAD_ANIM_NONE) && anim) {
lv_scr_load_anim(stack_item->ScrObj, SCR_MSG_SCR_SWITCH_ANIM, SCR_MGR_SCR_TRANS_ANIM_INT, 0, true);
} else {
lv_scr_load(stack_item->ScrObj);
if (cur_scr_obj) {
lv_obj_del(cur_scr_obj);
}
}
return true;
}
bool ScrMgrPushScr(uint32_t scr_id, bool anim) {
SCR_MGR_SCR_HANDLE_T *tgt_scr = ScrMgrFindScrById(scr_id);
SCR_MGR_SCR_STACK_HANDLE_T *stack_item;
if (tgt_scr == NULL) {
return false;
}
if ((ScrMgrScrStackTop != NULL) && (ScrMgrScrStackTop->ScrHandle->ScrId == tgt_scr->ScrId)) {
return false;
}
#if DEF_SCR_MGR_LITTLE_MEM
anim = false;
if (ScrMgrScrStackTop != NULL) {
ScrMgrStackScrDestroy(ScrMgrScrStackTop);
lv_obj_del(ScrMgrScrStackTop->ScrObj);
ScrMgrScrStackTop->ScrObj = NULL;
}
#endif
stack_item = lv_mem_alloc(sizeof(SCR_MGR_SCR_STACK_HANDLE_T));
stack_item->ScrHandle = tgt_scr;
stack_item->ScrObj = tgt_scr->ScrCreate(NULL);
stack_item->State = SCR_MGR_SCR_STATE_CREATED;
if (ScrMgrScrStackTop == NULL) {
ScrMgrScrStackRoot = stack_item;
ScrMgrScrStackTop = stack_item;
stack_item->Prev = NULL;
stack_item->Next = NULL;
} else {
ScrMgrStackScrInactive(ScrMgrScrStackTop);
ScrMgrScrStackTop->Next = stack_item;
stack_item->Prev = ScrMgrScrStackTop;
stack_item->Next = NULL;
ScrMgrScrStackTop = stack_item;
}
ScrMgrStackScrActive(stack_item);
if ((SCR_MSG_SCR_PUSH_ANIM != LV_SCR_LOAD_ANIM_NONE) && anim) {
lv_scr_load_anim(stack_item->ScrObj, SCR_MSG_SCR_PUSH_ANIM, SCR_MGR_SCR_TRANS_ANIM_INT, 0, false);
} else {
lv_scr_load(stack_item->ScrObj);
}
return true;
}
bool ScrMgrPopScr(bool anim) {
SCR_MGR_SCR_STACK_HANDLE_T *dst_item = NULL;
lv_obj_t *cur_scr_obj;
lv_obj_t *dst_scr_obj;
if ((ScrMgrScrStackTop == NULL) || (ScrMgrScrStackTop == ScrMgrScrStackRoot)) {
return false;
}
cur_scr_obj = ScrMgrScrStackTop->ScrObj;
dst_item = ScrMgrScrStackTop->Prev;
ScrMgrStackScrRemove(ScrMgrScrStackTop);
lv_mem_free((void *)ScrMgrScrStackTop);
ScrMgrScrStackTop = dst_item;
#if DEF_SCR_MGR_LITTLE_MEM
anim = false;
if (cur_scr_obj) {
lv_obj_del(cur_scr_obj);
cur_scr_obj = NULL;
}
#endif
ScrMgrStackScrActive(dst_item);
dst_scr_obj = dst_item->ScrObj;
if ((SCR_MSG_SCR_POP_ANIM != LV_SCR_LOAD_ANIM_NONE) && anim) {
lv_scr_load_anim(dst_scr_obj, SCR_MSG_SCR_POP_ANIM, SCR_MGR_SCR_TRANS_ANIM_INT, 0, true);
} else {
lv_scr_load(dst_scr_obj);
if (cur_scr_obj) {
lv_obj_del(cur_scr_obj);
}
}
return true;
}
bool ScrMgrPopNScr(uint32_t cnt, bool anim) {
SCR_MGR_SCR_STACK_HANDLE_T *dst_item = NULL;
lv_obj_t *cur_scr_obj;
lv_obj_t *dst_scr_obj;
uint32_t pop_cnt = 0;
if ((ScrMgrScrStackTop == NULL) || (ScrMgrScrStackTop == ScrMgrScrStackRoot)) {
return false;
}
cur_scr_obj = ScrMgrScrStackTop->ScrObj;
dst_item = ScrMgrScrStackTop->Prev;
ScrMgrStackScrRemove(ScrMgrScrStackTop);
lv_mem_free((void *)ScrMgrScrStackTop);
ScrMgrScrStackTop = dst_item;
while ((++pop_cnt < cnt) && (ScrMgrScrStackTop != NULL) && (ScrMgrScrStackTop != ScrMgrScrStackRoot)) {
dst_item = ScrMgrScrStackTop->Prev;
ScrMgrStackScrRemove(ScrMgrScrStackTop);
lv_obj_del(ScrMgrScrStackTop->ScrObj);
lv_mem_free((void *)ScrMgrScrStackTop);
ScrMgrScrStackTop = dst_item;
}
#if DEF_SCR_MGR_LITTLE_MEM
anim = false;
if (cur_scr_obj) {
lv_obj_del(cur_scr_obj);
cur_scr_obj = NULL;
}
#endif
ScrMgrStackScrActive(dst_item);
dst_scr_obj = dst_item->ScrObj;
if ((SCR_MSG_SCR_POP_ANIM != LV_SCR_LOAD_ANIM_NONE) && anim) {
lv_scr_load_anim(dst_scr_obj, SCR_MSG_SCR_POP_ANIM, SCR_MGR_SCR_TRANS_ANIM_INT, 0, true);
} else {
lv_scr_load(dst_scr_obj);
if (cur_scr_obj) {
lv_obj_del(cur_scr_obj);
}
}
return true;
}
bool ScrMgrPopToRoot(bool anim) {
SCR_MGR_SCR_STACK_HANDLE_T *dst_item = NULL;
lv_obj_t *cur_scr_obj;
if ((ScrMgrScrStackTop == NULL) || (ScrMgrScrStackTop == ScrMgrScrStackRoot)) {
return false;
}
cur_scr_obj = ScrMgrScrStackTop->ScrObj;
dst_item = ScrMgrScrStackTop->Prev;
ScrMgrStackScrRemove(ScrMgrScrStackTop);
lv_mem_free((void *)ScrMgrScrStackTop);
ScrMgrScrStackTop = dst_item;
while ((ScrMgrScrStackTop != NULL) && (ScrMgrScrStackTop != ScrMgrScrStackRoot)) {
dst_item = ScrMgrScrStackTop->Prev;
ScrMgrStackScrRemove(ScrMgrScrStackTop);
lv_obj_del(ScrMgrScrStackTop->ScrObj);
lv_mem_free((void *)ScrMgrScrStackTop);
ScrMgrScrStackTop = dst_item;
}
ScrMgrScrStackTop = ScrMgrScrStackRoot;
#if DEF_SCR_MGR_LITTLE_MEM
anim = false;
if (cur_scr_obj) {
lv_obj_del(cur_scr_obj);
cur_scr_obj = NULL;
}
#endif
ScrMgrStackScrActive(ScrMgrScrStackRoot);
if ((SCR_MSG_SCR_POP_ANIM != LV_SCR_LOAD_ANIM_NONE) && anim) {
lv_scr_load_anim(ScrMgrScrStackRoot->ScrObj, SCR_MSG_SCR_POP_ANIM, SCR_MGR_SCR_TRANS_ANIM_INT, 0, true);
} else {
lv_scr_load(ScrMgrScrStackRoot->ScrObj);
if (cur_scr_obj) {
lv_obj_del(cur_scr_obj);
}
}
return true;
}
void ScrMgrTrimMem(void) {
SCR_MGR_SCR_STACK_HANDLE_T *stack_item = ScrMgrScrStackRoot;
while ((stack_item != NULL) && (stack_item != ScrMgrScrStackTop)) {
if (stack_item->State > SCR_MGR_SCR_STATE_DESTROYED) {
ScrMgrStackScrDestroy(stack_item);
lv_obj_del(stack_item->ScrObj);
stack_item->ScrObj = NULL;
}
stack_item = stack_item->Next;
}
}

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/************************************************************************
* Date: 2022-09-10 14:17:40
* LastEditors: ShallowGreen123 2608653986@qq.com
* LastEditTime: 2022-09-10 15:17:28
* FilePath: \LVGL.Simulator\lvgl_mydemo\screen\gui_scr_mgr.h
************************************************************************/
#ifndef __SCR_MGR_H__
#define __SCR_MGR_H__
/*********************************************************************************
* INCLUDES
* *******************************************************************************/
#include <stdint.h>
#include <stdbool.h>
#include "../lvgl_app.h"
/*********************************************************************************
* DEFINES
* *******************************************************************************/
#define DEF_SCR_MGR_LITTLE_MEM 0
// #define SCR_MGR_REG(handle) \
// __attribute__((used, section("APP_SCREEN"))) const typeof(handle) *ScrMgrScrHandleList_##handle = &(handle)
#define SCR_MGR_REG(handle)
#define SCR_MGR_SCR_TRANS_ANIM_INT 300
#define SCR_MSG_SCR_SWITCH_ANIM LV_SCR_LOAD_ANIM_NONE
#define SCR_MSG_SCR_PUSH_ANIM LV_SCR_LOAD_ANIM_MOVE_LEFT
#define SCR_MSG_SCR_POP_ANIM LV_SCR_LOAD_ANIM_MOVE_RIGHT
/*********************************************************************************
* MACROS
* *******************************************************************************/
#ifdef __SCR_MGR_C__
#define DEF_SCR_MGR_EXT
#else
#define DEF_SCR_MGR_EXT extern
#endif
/*********************************************************************************
* TYPEDEFS
* *******************************************************************************/
typedef struct scr_mgr_scr_handle_t {
uint32_t ScrId;
lv_obj_t *(*ScrCreate)(lv_obj_t *parent);
void (*ScrEnter)(void);
void (*ScrExit)(void);
void (*ScrDestroy)(void);
} SCR_MGR_SCR_HANDLE_T;
typedef enum scr_mgr_scr_state_e {
SCR_MGR_SCR_STATE_IDLE = 0, /* Not in use */
SCR_MGR_SCR_STATE_DESTROYED, /* Not active and having been destroyed */
SCR_MGR_SCR_STATE_CREATED, /* Created */
SCR_MGR_SCR_STATE_INACTIVE, /* Not active */
SCR_MGR_SCR_STATE_ACTIVE_BG, /* Active but at the background */
SCR_MGR_SCR_STATE_ACTIVE, /* Active and at the foreground */
} SCR_MGR_SCR_STATE_E;
typedef struct scr_mgr_scr_stack_handle_t {
struct scr_mgr_scr_handle_t *ScrHandle;
lv_obj_t *ScrObj;
SCR_MGR_SCR_STATE_E State;
struct scr_mgr_scr_stack_handle_t *Prev;
struct scr_mgr_scr_stack_handle_t *Next;
} SCR_MGR_SCR_STACK_HANDLE_T;
/*********************************************************************************
* GLOBAL PROTOTYPES
* *******************************************************************************/
extern const SCR_MGR_SCR_HANDLE_T Gui_MainScrHandle;
extern const SCR_MGR_SCR_HANDLE_T Gui_Test1ScrHandle;
//
DEF_SCR_MGR_EXT void
ScrMgrInit(void);
/* Clear current stack and switch to new screen */
DEF_SCR_MGR_EXT bool ScrMgrSwitchScr(uint32_t scr_id, bool anim);
DEF_SCR_MGR_EXT bool ScrMgrPushScr(uint32_t scr_id, bool anim);
DEF_SCR_MGR_EXT bool ScrMgrPopScr(bool anim);
/* Pop n screen */
DEF_SCR_MGR_EXT bool ScrMgrPopNScr(uint32_t cnt, bool anim);
DEF_SCR_MGR_EXT bool ScrMgrPopToRoot(bool anim);
DEF_SCR_MGR_EXT void ScrMgrTrimMem(void);
#endif /* __SCR_MGR_H__ */

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LVGL.Simulator/lvgl_mydemo/screen/gui_test1_scr.c Normal file
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/************************************************************************
* FilePath : gui_test1_scr.c
* Author : GX.Duan
* Date : 2022-09-10 17:10:59
* LastEditTime : 2022-09-10 17:13:08
* LastEditors : ShallowGreen123 2608653986@qq.com
* Copyright (c): 2022 by GX.Duan, All Rights Reserved.
* Github : https://github.com/ShallowGreen123/lvgl_mydemo
************************************************************************/
#define __MAIN_SCR_C_
/*********************************************************************************
* INCLUDES
* *******************************************************************************/
#include "gui_test1_scr.h"
/*********************************************************************************
* DEFINES
* *******************************************************************************/
/*********************************************************************************
* MACROS
* *******************************************************************************/
/*********************************************************************************
* TYPEDEFS
* *******************************************************************************/
static lv_obj_t *Test1ScrRoot = NULL;
static lv_obj_t *Test1Label = NULL;
static lv_obj_t *test1_btn = NULL;
static lv_obj_t *BtnLabel = NULL;
/*********************************************************************************
* STATIC FUNCTION
* *******************************************************************************/
void test1_btn_event_cb(lv_event_t *e) {
lv_obj_t *obj = lv_event_get_target(e);
if (obj == test1_btn) {
printf("Screen 2 test1_btn is pressed!\n");
ScrMgrPopScr(true);
}
}
/*********************************************************************************
* GLOBAL FUNCTION
* *******************************************************************************/
static lv_obj_t *Gui_Test1ScrCreate(lv_obj_t *parent) {
Test1ScrRoot = lv_obj_create(parent);
lv_obj_set_size(Test1ScrRoot, lv_pct(100), lv_pct(100));
lv_obj_set_style_bg_color(Test1ScrRoot, lv_color_black(), LV_PART_MAIN);
Test1Label = lv_label_create(Test1ScrRoot);
lv_obj_set_style_text_color(Test1Label, lv_color_white(), LV_PART_MAIN);
lv_label_set_text(Test1Label, "Screen 2");
test1_btn = lv_btn_create(Test1ScrRoot);
lv_obj_set_size(test1_btn, 100, 40);
BtnLabel = lv_label_create(test1_btn);
lv_label_set_text(BtnLabel, "switch");
return Test1ScrRoot;
}
static void Gui_Test1ScrLayout(void) {
lv_obj_align_to(Test1Label, Test1ScrRoot, LV_ALIGN_CENTER, 0, -30);
lv_obj_center(BtnLabel);
lv_obj_align_to(test1_btn, Test1ScrRoot, LV_ALIGN_CENTER, 0, 30);
}
static void Gui_Test1ScrEnter(void) {
Gui_Test1ScrLayout();
lv_obj_add_event_cb(test1_btn, test1_btn_event_cb, LV_EVENT_CLICKED, NULL);
}
static void Gui_Test1ScrExit(void) {
lv_obj_remove_event_cb(test1_btn, test1_btn_event_cb);
}
static void Gui_Test1ScrDestory(void) {
}
const SCR_MGR_SCR_HANDLE_T Gui_Test1ScrHandle = {
.ScrId = GUI_TEST1_SCR_ID,
.ScrCreate = Gui_Test1ScrCreate,
.ScrEnter = Gui_Test1ScrEnter,
.ScrExit = Gui_Test1ScrExit,
.ScrDestroy = Gui_Test1ScrDestory,
};
SCR_MGR_REG(Gui_Test1ScrHandle);

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LVGL.Simulator/lvgl_mydemo/screen/gui_test1_scr.h Normal file
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/************************************************************************
* FilePath : gui_test1_scr.h
* Author : GX.Duan
* Date : 2022-09-10 17:11:06
* LastEditTime : 2022-09-10 17:11:25
* LastEditors : ShallowGreen123 2608653986@qq.com
* Copyright (c): 2022 by GX.Duan, All Rights Reserved.
* Github : https://github.com/ShallowGreen123/lvgl_mydemo
************************************************************************/
#ifndef __TEST1_SCR_H__
#define __TEST1_SCR_H__
/*********************************************************************************
* INCLUDES
* *******************************************************************************/
#include "../lvgl_app.h"
/*********************************************************************************
* DEFINES
* *******************************************************************************/
/*********************************************************************************
* MACROS
* *******************************************************************************/
#ifdef __TEST1_SCR_C_
#define DEF_TEST1_SCR_EXT
#else
#define DEF_TEST1_SCR_EXT extern
#endif
/*********************************************************************************
* TYPEDEFS
* *******************************************************************************/
/*********************************************************************************
* GLOBAL PROTOTYPES
* *******************************************************************************/
#endif /* __TEST1_SCR_H__ */