结果:
1.如果要取本地相册的话,小米手机要注意一下,不能取网络相册。
操作:
1.两个 TButton (Button1 和 Button2) , 一个 TActionList(ActionList1) ,一个 TImage(Image1)。
2.Button1 的 stylelookup 选 择 cameratoolbutton , Button1 的 stylelookup 选择organizetoolbutton。
3.双击 ActionList1,在弹出的对话框中点击右键菜单中的new standard action,然后选择TakePhotoFromLibraryAction( 从图片库中选择照片)和TakePhotoFromCameraAction(通过相机拍摄照片),这样就加入了两个标准的 Action。
4.在 TakePhotoFromCameraAction1 的 onDidFinishTaking 事件中写如下代码:
Image1.Bitmap.Assign(Image);
同样,在 TakePhotoFromLibraryAction1 的 onDidFinishTaking 事件中写如下代码:
Image1.Bitmap.Assign(Image);
5.Button1 的 Action 设置为 TakePhotoFromCameraAction1,Button2 的 Action 设置为TakePhotoFromLibraryAction1。
实例代码:
1 unit Unit1; 2 3 interface 4 5 uses 6 System.SysUtils, System.Types, System.UITypes, System.Classes, System.Variants, 7 FMX.Types, FMX.Controls, FMX.Forms, FMX.Graphics, FMX.Dialogs, System.Actions, 8 FMX.ActnList, FMX.Objects, FMX.Controls.Presentation, FMX.StdCtrls, 9 FMX.MediaLibrary.Actions, FMX.StdActns;10 11 type12 TForm1 = class(TForm)13 Button1: TButton;14 Button2: TButton;15 Image1: TImage;16 ActionList1: TActionList;17 TakePhotoFromLibraryAction1: TTakePhotoFromLibraryAction;//手动增加的Action18 TakePhotoFromCameraAction1: TTakePhotoFromCameraAction;//手动增加的Action19 procedure TakePhotoFromLibraryAction1DidFinishTaking(Image: TBitmap);20 procedure TakePhotoFromCameraAction1DidFinishTaking(Image: TBitmap);21 private22 { Private declarations }23 public24 { Public declarations }25 end;26 27 var28 Form1: TForm1;29 30 implementation31 32 { $R *.fmx}33 { $R *.NmXhdpiPh.fmx ANDROID}34 35 //来自手机照相功能36 procedure TForm1.TakePhotoFromCameraAction1DidFinishTaking(Image: TBitmap);37 begin38 Image1.Bitmap.Assign(Image);39 end;40 41 //来自手机的本地相册42 procedure TForm1.TakePhotoFromLibraryAction1DidFinishTaking(Image: TBitmap);43 begin44 Image1.Bitmap.Assign(Image);45 end;46 47 end.