用matlab做一个app
时间: 2023-06-12 22:03:15 浏览: 239
好的,那您可以按照以下步骤来创建一个简单的 MATLAB App:
1. 打开 MATLAB,点击 "APPS" ,然后选择 "App Designer"。
2. 在 App Designer 工具中,选择 "Blank App" 模板。
3. 在 App Designer 工具中,您可以添加组件,例如按钮、文本框、列表和绘图区域。
4. 添加代码,实现您的 App 的功能。您可以使用 MATLAB 的各种函数和工具箱来完成您的 App。
5. 在 App Designer 工具中,点击 "Run",运行您的 App。
需要注意的是,MATLAB App Designer 仅适用于 MATLAB R2016a 及以后的版本。如果您使用的是较早版本的 MATLAB,则需要使用 GUIDE 工具来创建 GUI。
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用matlab做一个app的代码
以下是一个简单的 MATLAB App 代码示例,用于创建一个简单的计算器应用程序:
1. 首先,创建一个新的 MATLAB App 项目。在 MATLAB 工具栏上选择 "APPS",然后选择 "App Designer"。
2. 在 App Designer 中,添加一个 "Grid Layout",并在其上添加一些按钮和文本框,以创建一个简单的计算器界面。
3. 在 "Code View" 中,使用 MATLAB 代码编写应用程序逻辑。以下是一个简单的计算器应用程序示例:
```matlab
classdef calculatorApp < matlab.apps.AppBase
% Properties that correspond to app components
properties (Access = public)
UIFigure matlab.ui.Figure
GridLayout matlab.ui.container.GridLayout
Button0 matlab.ui.control.Button
Button1 matlab.ui.control.Button
Button2 matlab.ui.control.Button
Button3 matlab.ui.control.Button
Button4 matlab.ui.control.Button
Button5 matlab.ui.control.Button
Button6 matlab.ui.control.Button
Button7 matlab.ui.control.Button
Button8 matlab.ui.control.Button
Button9 matlab.ui.control.Button
ButtonPlus matlab.ui.control.Button
ButtonMinus matlab.ui.control.Button
ButtonTimes matlab.ui.control.Button
ButtonDivide matlab.ui.control.Button
ButtonEquals matlab.ui.control.Button
ButtonClear matlab.ui.control.Button
Display matlab.ui.control.EditField
end
% Callbacks that handle component events
methods (Access = private)
% Button0 callback
function Button0Pushed(app, event)
app.Display.Value = [app.Display.Value, '0'];
end
% Button1 callback
function Button1Pushed(app, event)
app.Display.Value = [app.Display.Value, '1'];
end
% Button2 callback
function Button2Pushed(app, event)
app.Display.Value = [app.Display.Value, '2'];
end
% Button3 callback
function Button3Pushed(app, event)
app.Display.Value = [app.Display.Value, '3'];
end
% Button4 callback
function Button4Pushed(app, event)
app.Display.Value = [app.Display.Value, '4'];
end
% Button5 callback
function Button5Pushed(app, event)
app.Display.Value = [app.Display.Value, '5'];
end
% Button6 callback
function Button6Pushed(app, event)
app.Display.Value = [app.Display.Value, '6'];
end
% Button7 callback
function Button7Pushed(app, event)
app.Display.Value = [app.Display.Value, '7'];
end
% Button8 callback
function Button8Pushed(app, event)
app.Display.Value = [app.Display.Value, '8'];
end
% Button9 callback
function Button9Pushed(app, event)
app.Display.Value = [app.Display.Value, '9'];
end
% ButtonPlus callback
function ButtonPlusPushed(app, event)
app.Display.Value = [app.Display.Value, '+'];
end
% ButtonMinus callback
function ButtonMinusPushed(app, event)
app.Display.Value = [app.Display.Value, '-'];
end
% ButtonTimes callback
function ButtonTimesPushed(app, event)
app.Display.Value = [app.Display.Value, '*'];
end
% ButtonDivide callback
function ButtonDividePushed(app, event)
app.Display.Value = [app.Display.Value, '/'];
end
% ButtonEquals callback
function ButtonEqualsPushed(app, event)
result = eval(app.Display.Value);
app.Display.Value = num2str(result);
end
% ButtonClear callback
function ButtonClearPushed(app, event)
app.Display.Value = '';
end
end
% App initialization and construction
methods (Access = private)
% Create UIFigure and components
function createComponents(app)
% Create UIFigure and set properties
app.UIFigure = uifigure('Visible', 'off');
app.UIFigure.Position = [100 100 640 480];
app.UIFigure.Name = 'Calculator';
app.UIFigure.Resize = 'off';
% Create GridLayout
app.GridLayout = uigridlayout(app.UIFigure);
app.GridLayout.ColumnWidth = {'1x', '1x', '1x', '1x'};
app.GridLayout.RowHeight = {'1x', '1x', '1x', '1x', '1x'};
app.GridLayout.Padding = [10 10 10 10];
% Create Button0
app.Button0 = uibutton(app.GridLayout, 'push');
app.Button0.ButtonPushedFcn = createCallbackFcn(app, @Button0Pushed, true);
app.Button0.Layout.Row = 5;
app.Button0.Layout.Column = 2;
app.Button0.Text = '0';
% Create Button1
app.Button1 = uibutton(app.GridLayout, 'push');
app.Button1.ButtonPushedFcn = createCallbackFcn(app, @Button1Pushed, true);
app.Button1.Layout.Row = 4;
app.Button1.Layout.Column = 1;
app.Button1.Text = '1';
% Create Button2
app.Button2 = uibutton(app.GridLayout, 'push');
app.Button2.ButtonPushedFcn = createCallbackFcn(app, @Button2Pushed, true);
app.Button2.Layout.Row = 4;
app.Button2.Layout.Column = 2;
app.Button2.Text = '2';
% Create Button3
app.Button3 = uibutton(app.GridLayout, 'push');
app.Button3.ButtonPushedFcn = createCallbackFcn(app, @Button3Pushed, true);
app.Button3.Layout.Row = 4;
app.Button3.Layout.Column = 3;
app.Button3.Text = '3';
% Create Button4
app.Button4 = uibutton(app.GridLayout, 'push');
app.Button4.ButtonPushedFcn = createCallbackFcn(app, @Button4Pushed, true);
app.Button4.Layout.Row = 3;
app.Button4.Layout.Column = 1;
app.Button4.Text = '4';
% Create Button5
app.Button5 = uibutton(app.GridLayout, 'push');
app.Button5.ButtonPushedFcn = createCallbackFcn(app, @Button5Pushed, true);
app.Button5.Layout.Row = 3;
app.Button5.Layout.Column = 2;
app.Button5.Text = '5';
% Create Button6
app.Button6 = uibutton(app.GridLayout, 'push');
app.Button6.ButtonPushedFcn = createCallbackFcn(app, @Button6Pushed, true);
app.Button6.Layout.Row = 3;
app.Button6.Layout.Column = 3;
app.Button6.Text = '6';
% Create Button7
app.Button7 = uibutton(app.GridLayout, 'push');
app.Button7.ButtonPushedFcn = createCallbackFcn(app, @Button7Pushed, true);
app.Button7.Layout.Row = 2;
app.Button7.Layout.Column = 1;
app.Button7.Text = '7';
% Create Button8
app.Button8 = uibutton(app.GridLayout, 'push');
app.Button8.ButtonPushedFcn = createCallbackFcn(app, @Button8Pushed, true);
app.Button8.Layout.Row = 2;
app.Button8.Layout.Column = 2;
app.Button8.Text = '8';
% Create Button9
app.Button9 = uibutton(app.GridLayout, 'push');
app.Button9.ButtonPushedFcn = createCallbackFcn(app, @Button9Pushed, true);
app.Button9.Layout.Row = 2;
app.Button9.Layout.Column = 3;
app.Button9.Text = '9';
% Create ButtonPlus
app.ButtonPlus = uibutton(app.GridLayout, 'push');
app.ButtonPlus.ButtonPushedFcn = createCallbackFcn(app, @ButtonPlusPushed, true);
app.ButtonPlus.Layout.Row = 5;
app.ButtonPlus.Layout.Column = 3;
app.ButtonPlus.Text = '+';
% Create ButtonMinus
app.ButtonMinus = uibutton(app.GridLayout, 'push');
app.ButtonMinus.ButtonPushedFcn = createCallbackFcn(app, @ButtonMinusPushed, true);
app.ButtonMinus.Layout.Row = 4;
app.ButtonMinus.Layout.Column = 4;
app.ButtonMinus.Text = '-';
% Create ButtonTimes
app.ButtonTimes = uibutton(app.GridLayout, 'push');
app.ButtonTimes.ButtonPushedFcn = createCallbackFcn(app, @ButtonTimesPushed, true);
app.ButtonTimes.Layout.Row = 3;
app.ButtonTimes.Layout.Column = 4;
app.ButtonTimes.Text = '*';
% Create ButtonDivide
app.ButtonDivide = uibutton(app.GridLayout, 'push');
app.ButtonDivide.ButtonPushedFcn = createCallbackFcn(app, @ButtonDividePushed, true);
app.ButtonDivide.Layout.Row = 2;
app.ButtonDivide.Layout.Column = 4;
app.ButtonDivide.Text = '/';
% Create ButtonEquals
app.ButtonEquals = uibutton(app.GridLayout, 'push');
app.ButtonEquals.ButtonPushedFcn = createCallbackFcn(app, @ButtonEqualsPushed, true);
app.ButtonEquals.Layout.Row = 5;
app.ButtonEquals.Layout.Column = 4;
app.ButtonEquals.Text = '=';
% Create ButtonClear
app.ButtonClear = uibutton(app.GridLayout, 'push');
app.ButtonClear.ButtonPushedFcn = createCallbackFcn(app, @ButtonClearPushed, true);
app.ButtonClear.Layout.Row = 1;
app.ButtonClear.Layout.Column = 3;
app.ButtonClear.Text = 'Clear';
% Create Display
app.Display = uieditfield(app.GridLayout, 'text');
app.Display.Layout.Row = 1;
app.Display.Layout.Column = [1 2 3 4];
app.Display.Value = '';
end
end
% App creation and deletion
methods (Access = public)
% Construct app
function app = calculatorApp
% Create UIFigure and components
createComponents(app)
% Show the figure after all components are created
app.UIFigure.Visible = 'on';
end
end
end
```
4. 运行应用程序,你将看到一个简单的计算器界面。在界面上按下按钮,你将能够进行基本的数学计算。
注意:以上代码只是一个简单的示例,你可以根据自己的需要修改和扩展该代码。
用matlab制作一个app入门案例
在MATLAB中创建一个简单的应用程序通常涉及到GUI设计(图形用户界面)。以下是一个入门级别的案例——创建一个基本的计算器应用:
1. **打开MATLAB**: 首先,启动MATLAB并确保已经安装了App Designer工具箱。
2. **创建新项目**: 点击菜单栏的"File" -> "New" -> "App Designer GUI",这将打开一个新的窗口用于设计应用程序。
3. **设计界面**: 在App Designer面板中,你可以添加各种组件如按钮、文本框、滑块等,来构建你的计算器界面。例如,添加两个数字输入框和四个基本运算按钮(加减乘除)。
4. **编写回调函数**: 双击按钮,MATLAB会自动生成对应的回调函数,这是程序在按钮被点击时运行的部分。你需要编写计算逻辑,如从输入框读取值,进行数学操作,并更新结果显示。
5. **事件处理**: 使用`app.UIComponents.YourButton.OnCallback`属性关联按钮到相应的回调函数。例如,给"="按钮绑定一个名为`calculate`的函数。
```matlab
function calculate(app, event)
% 从输入框获取数值
num1 = str2double(app.UIComponents.num1 TextBox);
num2 = str2double(app.UIComponents.num2 TextBox);
% 执行相应的运算
switch app.UIComponents.operation Choice
case 'add'
result = num1 + num2;
case 'subtract'
result = num1 - num2;
case 'multiply'
result = num1 * num2;
case 'divide'
if num2 == 0
errordlg('除数不能为零');
else
result = num1 / num2;
end
end
% 更新结果显示框
app.UIComponents.result TextBox.Value = num2;
end
```
6. **测试和部署**: 通过点击"Preview"预览你的应用,确保所有功能正常。完成后,选择"Build" -> "Deploy"选项,生成可以在MATLAB之外使用的可执行文件。
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