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applets/swkbd: Add callback support

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This commit is contained in:
zhupengfei 2019-03-17 09:35:20 +08:00
parent 2ff7ed4200
commit 8078256a88
6 changed files with 154 additions and 64 deletions
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30
src/core/frontend/applets/swkbd.h
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@ -4,6 +4,7 @@
#pragma once
#include <atomic>
#include <unordered_map>
#include <utility>
#include <vector>
@ -82,13 +83,27 @@ enum class ValidationError {
class SoftwareKeyboard {
public:
virtual void Setup(const KeyboardConfig& config) {
this->config = KeyboardConfig(config);
/**
* Executes the software keyboard, configured with the given parameters.
*/
virtual void Execute(const KeyboardConfig& config) {
this->config = config;
}
const KeyboardData& ReceiveData() const {
return data;
}
/**
* Whether the result data is ready to be received.
*/
bool DataReady();
/**
* Receives the current result data stored in the applet, and clears the ready state.
*/
const KeyboardData& ReceiveData();
/**
* Shows an error text returned by the callback.
*/
virtual void ShowError(const std::string& error) = 0;
/**
* Validates if the provided string breaks any of the filter rules. This is meant to be called
@ -118,11 +133,14 @@ public:
protected:
KeyboardConfig config;
KeyboardData data;
std::atomic_bool data_ready = false;
};
class DefaultKeyboard final : public SoftwareKeyboard {
public:
void Setup(const KeyboardConfig& config) override;
void Execute(const KeyboardConfig& config) override;
void ShowError(const std::string& error) override;
};
} // namespace Frontend