
HarmonyOS原子化服务卡片开发-grid模板体验 原创
一、项目总述
1.技术相关
项目名称: grid
项目语言: JAVA
体验模板:grid_template
工具:deveco studio
2.体验创意
公司团队形象展示。
3.效果如下
图片
二、开发步骤
新建一个java的应用项目
然后构建完成项目后在jltf_template下new->module
选择空的java模板
选择项目的empty,新建Service Widget
选择grid模板,点击下一步
选择卡片类型,点击finish
登录你的账号然后启动模拟器即可实现效果
三、项目结构介绍
四 关键代码(MainAbility)与简单创意需求实现
public class MainAbility extends Ability {
public static final int DEFAULT_DIMENSION_2X2 = 2;
public static final int DIMENSION_1X2 = 1;
public static final int DIMENSION_2X4 = 3;
public static final int DIMENSION_4X4 = 4;
private static final int INVALID_FORM_ID = -1;
private static final HiLogLabel TAG = new HiLogLabel(HiLog.DEBUG, 0x0, MainAbility.class.getName());
private String topWidgetSlice;
@Override
public void onStart(Intent intent) {
super.onStart(intent);
super.setMainRoute(MainAbilitySlice.class.getName());
if (intentFromWidget(intent)) {
topWidgetSlice = getRoutePageSlice(intent);
if (topWidgetSlice != null) {
setMainRoute(topWidgetSlice);
}
}
stopAbility(intent);
}
@Override
protected ProviderFormInfo onCreateForm(Intent intent) {
HiLog.info(TAG, "onCreateForm");
long formId = intent.getLongParam(AbilitySlice.PARAM_FORM_IDENTITY_KEY, INVALID_FORM_ID);
String formName = intent.getStringParam(AbilitySlice.PARAM_FORM_NAME_KEY);
int dimension = intent.getIntParam(AbilitySlice.PARAM_FORM_DIMENSION_KEY, DEFAULT_DIMENSION_2X2);
HiLog.info(TAG, "onCreateForm: formId=" + formId + ",formName=" + formName);
FormControllerManager formControllerManager = FormControllerManager.getInstance(this);
FormController formController = formControllerManager.getController(formId);
formController = (formController == null) ? formControllerManager.createFormController(formId,
formName, dimension) : formController;
if (formController == null) {
HiLog.error(TAG, "Get null controller. formId: " + formId + ", formName: " + formName);
return null;
}
return formController.bindFormData();
}
@Override
protected void onUpdateForm(long formId) {
HiLog.info(TAG, "onUpdateForm");
super.onUpdateForm(formId);
FormControllerManager formControllerManager = FormControllerManager.getInstance(this);
FormController formController = formControllerManager.getController(formId);
formController.updateFormData(formId);
}
@Override
protected void onDeleteForm(long formId) {
HiLog.info(TAG, "onDeleteForm: formId=" + formId);
super.onDeleteForm(formId);
FormControllerManager formControllerManager = FormControllerManager.getInstance(this);
formControllerManager.deleteFormController(formId);
}
@Override
protected void onTriggerFormEvent(long formId, String message) {
HiLog.info(TAG, "onTriggerFormEvent: " + message);
super.onTriggerFormEvent(formId, message);
FormControllerManager formControllerManager = FormControllerManager.getInstance(this);
FormController formController = formControllerManager.getController(formId);
formController.onTriggerFormEvent(formId, message);
}
@Override
public void onNewIntent(Intent intent) {
if (intentFromWidget(intent)) { // Only response to it when starting from a service widget.
String newWidgetSlice = getRoutePageSlice(intent);
if (topWidgetSlice == null || !topWidgetSlice.equals(newWidgetSlice)) {
topWidgetSlice = newWidgetSlice;
restart();
}
}
}
private boolean intentFromWidget(Intent intent) {
long formId = intent.getLongParam(AbilitySlice.PARAM_FORM_IDENTITY_KEY, INVALID_FORM_ID);
return formId != INVALID_FORM_ID;
}
private String getRoutePageSlice(Intent intent) {
long formId = intent.getLongParam(AbilitySlice.PARAM_FORM_IDENTITY_KEY, INVALID_FORM_ID);
if (formId == INVALID_FORM_ID) {
return null;
}
FormControllerManager formControllerManager = FormControllerManager.getInstance(this);
FormController formController = formControllerManager.getController(formId);
if (formController == null) {
return null;
}
Class<? extends AbilitySlice> clazz = formController.getRoutePageSlice(intent);
if (clazz == null) {
return null;
}
return clazz.getName();
}
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}
完整代码地址:
https://gitee.com/jltfcloudcn/jump_to/tree/master/grid
