[Android] Add custom renderer for actions and actionlayouts #1655
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,125 @@ | ||
| package io.adaptivecards.renderer; | ||
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| import android.content.Context; | ||
| import android.support.v4.app.FragmentManager; | ||
| import android.view.Gravity; | ||
| import android.view.ViewGroup; | ||
| import android.widget.HorizontalScrollView; | ||
| import android.widget.LinearLayout; | ||
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| import io.adaptivecards.objectmodel.ActionAlignment; | ||
| import io.adaptivecards.objectmodel.ActionsOrientation; | ||
| import io.adaptivecards.objectmodel.BaseActionElement; | ||
| import io.adaptivecards.objectmodel.BaseActionElementVector; | ||
| import io.adaptivecards.objectmodel.HostConfig; | ||
| import io.adaptivecards.objectmodel.IconPlacement; | ||
| import io.adaptivecards.objectmodel.Spacing; | ||
| import io.adaptivecards.renderer.AdaptiveWarning; | ||
| import io.adaptivecards.renderer.BaseCardElementRenderer; | ||
| import io.adaptivecards.renderer.IActionLayoutRenderer; | ||
| import io.adaptivecards.renderer.IBaseActionElementRenderer; | ||
| import io.adaptivecards.renderer.RenderedAdaptiveCard; | ||
| import io.adaptivecards.renderer.actionhandler.ICardActionHandler; | ||
| import io.adaptivecards.renderer.registration.CardRendererRegistration; | ||
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| public class ActionLayoutRenderer implements IActionLayoutRenderer { | ||
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| protected ActionLayoutRenderer() | ||
| { | ||
| } | ||
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| public static ActionLayoutRenderer getInstance() | ||
| { | ||
| if (s_instance == null) | ||
| { | ||
| s_instance = new ActionLayoutRenderer(); | ||
| } | ||
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| return s_instance; | ||
| } | ||
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| public void renderActions(RenderedAdaptiveCard renderedCard, Context context, FragmentManager fragmentManager, ViewGroup viewGroup, BaseActionElementVector baseActionElementList, ICardActionHandler cardActionHandler, HostConfig hostConfig) { | ||
| long size; | ||
| if (baseActionElementList == null || (size = baseActionElementList.size()) <= 0) | ||
| { | ||
| return; | ||
| } | ||
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| LinearLayout actionButtonsLayout = new LinearLayout(context); | ||
| actionButtonsLayout.setLayoutParams(new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT)); | ||
| int alignment = hostConfig.getActions().getActionAlignment().swigValue(); | ||
| if (alignment == ActionAlignment.Right.swigValue()) | ||
| { | ||
| actionButtonsLayout.setGravity(Gravity.RIGHT); | ||
| } | ||
| else if (alignment == ActionAlignment.Center.swigValue()) | ||
| { | ||
| actionButtonsLayout.setGravity(Gravity.CENTER_HORIZONTAL); | ||
| } | ||
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| int actionButtonsLayoutOrientation = hostConfig.getActions().getActionsOrientation().swigValue(); | ||
| if (actionButtonsLayoutOrientation == ActionsOrientation.Vertical.swigValue()) | ||
| { | ||
| actionButtonsLayout.setOrientation(LinearLayout.VERTICAL); | ||
| } | ||
| else | ||
| { | ||
| actionButtonsLayout.setOrientation(LinearLayout.HORIZONTAL); | ||
| } | ||
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| Spacing spacing = hostConfig.getActions().getSpacing(); | ||
| /* Passing false for separator since we do not have any configuration for separator in actionsConfig */ | ||
| BaseCardElementRenderer.setSpacingAndSeparator(context, viewGroup, spacing, false, hostConfig, true /* Horizontal Line */); | ||
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| if (viewGroup != null) | ||
| { | ||
| if(actionButtonsLayoutOrientation == ActionsOrientation.Horizontal.swigValue()) | ||
| { | ||
| HorizontalScrollView actionButtonsContainer = new HorizontalScrollView(context); | ||
| actionButtonsContainer.setHorizontalScrollBarEnabled(false); | ||
| actionButtonsContainer.addView(actionButtonsLayout); | ||
| viewGroup.addView(actionButtonsContainer); | ||
| } | ||
| else | ||
| { | ||
| viewGroup.addView(actionButtonsLayout); | ||
| } | ||
| } | ||
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| int i = 0; | ||
|
There was a problem hiding this comment. any reason why we wouldn't want to just declare There was a problem hiding this comment. because of the check on line 118 if (i >= maxActions && size != maxActions) |
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| long maxActions = hostConfig.getActions().getMaxActions(); | ||
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| boolean allActionsHaveIcons = true; | ||
| for(; i < size && i < maxActions; ++i) | ||
| { | ||
| BaseActionElement actionElement = baseActionElementList.get(i); | ||
| if(actionElement.GetIconUrl().isEmpty()) | ||
| { | ||
| allActionsHaveIcons = false; | ||
| break; | ||
| } | ||
| } | ||
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| for (i = 0; i < size && i < maxActions; i++) | ||
| { | ||
| BaseActionElement actionElement = baseActionElementList.get(i); | ||
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| IconPlacement originalIconPlacement = hostConfig.getActions().getIconPlacement(); | ||
| if(!allActionsHaveIcons) | ||
| { | ||
| hostConfig.getActions().setIconPlacement(IconPlacement.LeftOfTitle); | ||
| } | ||
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| IBaseActionElementRenderer actionRenderer = CardRendererRegistration.getInstance().getActionRenderer(); | ||
| actionRenderer.render(renderedCard, context, fragmentManager, actionButtonsLayout, actionElement, cardActionHandler, hostConfig); | ||
| hostConfig.getActions().setIconPlacement(originalIconPlacement); | ||
| } | ||
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| if (i >= maxActions && size != maxActions) | ||
| { | ||
| renderedCard.addWarning(new AdaptiveWarning(AdaptiveWarning.MAX_ACTIONS_EXCEEDED, "A maximum of " + maxActions + " actions are allowed")); | ||
| } | ||
| } | ||
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| private static ActionLayoutRenderer s_instance = null; | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| package io.adaptivecards.renderer; | ||
|
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| import android.content.Context; | ||
| import android.support.v4.app.FragmentManager; | ||
| import android.view.ViewGroup; | ||
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| import io.adaptivecards.objectmodel.BaseActionElementVector; | ||
| import io.adaptivecards.objectmodel.HostConfig; | ||
| import io.adaptivecards.renderer.actionhandler.ICardActionHandler; | ||
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| public interface IActionLayoutRenderer { | ||
| public void renderActions(RenderedAdaptiveCard renderedCard, Context context, FragmentManager fragmentManager, ViewGroup viewGroup, BaseActionElementVector baseActionElementList, ICardActionHandler cardActionHandler, HostConfig hostConfig); | ||
| } |
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new to this codebase -- is it safe to assume that this won't be called on two threads at once?
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All the renderers work the same so I just kept the style for consistency