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125 lines
3.4 KiB
C++
125 lines
3.4 KiB
C++
#pragma once
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#include "string.h"
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#include "types.h"
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class ByteStream;
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class ProgressCallback
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{
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public:
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virtual ~ProgressCallback();
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virtual void PushState() = 0;
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virtual void PopState() = 0;
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virtual bool IsCancelled() const = 0;
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virtual bool IsCancellable() const = 0;
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virtual void SetCancellable(bool cancellable) = 0;
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virtual void SetTitle(const char* title) = 0;
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virtual void SetStatusText(const char* text) = 0;
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virtual void SetProgressRange(u32 range) = 0;
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virtual void SetProgressValue(u32 value) = 0;
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virtual void IncrementProgressValue() = 0;
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void SetFormattedStatusText(const char* Format, ...);
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virtual void DisplayError(const char* message) = 0;
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virtual void DisplayWarning(const char* message) = 0;
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virtual void DisplayInformation(const char* message) = 0;
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virtual void DisplayDebugMessage(const char* message) = 0;
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virtual void ModalError(const char* message) = 0;
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virtual bool ModalConfirmation(const char* message) = 0;
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virtual void ModalInformation(const char* message) = 0;
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void DisplayFormattedError(const char* format, ...);
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void DisplayFormattedWarning(const char* format, ...);
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void DisplayFormattedInformation(const char* format, ...);
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void DisplayFormattedDebugMessage(const char* format, ...);
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void DisplayFormattedModalError(const char* format, ...);
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bool DisplayFormattedModalConfirmation(const char* format, ...);
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void DisplayFormattedModalInformation(const char* format, ...);
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void UpdateProgressFromStream(ByteStream* stream);
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public:
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static ProgressCallback* NullProgressCallback;
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};
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class BaseProgressCallback : public ProgressCallback
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{
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public:
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BaseProgressCallback();
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virtual ~BaseProgressCallback();
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virtual void PushState() override;
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virtual void PopState() override;
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virtual bool IsCancelled() const override;
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virtual bool IsCancellable() const override;
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virtual void SetCancellable(bool cancellable) override;
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virtual void SetStatusText(const char* text) override;
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virtual void SetProgressRange(u32 range) override;
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virtual void SetProgressValue(u32 value) override;
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virtual void IncrementProgressValue() override;
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protected:
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struct State
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{
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State* next_saved_state;
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String status_text;
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u32 progress_range;
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u32 progress_value;
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u32 base_progress_value;
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bool cancellable;
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};
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bool m_cancellable;
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bool m_cancelled;
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String m_status_text;
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u32 m_progress_range;
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u32 m_progress_value;
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u32 m_base_progress_value;
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State* m_saved_state;
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};
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class ConsoleProgressCallback final : public BaseProgressCallback
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{
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public:
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static const u32 COLUMNS = 78;
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public:
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ConsoleProgressCallback();
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~ConsoleProgressCallback();
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void PushState() override;
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void PopState() override;
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void SetCancellable(bool cancellable) override;
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void SetTitle(const char* title) override;
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void SetStatusText(const char* text) override;
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void SetProgressRange(u32 range) override;
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void SetProgressValue(u32 value) override;
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void DisplayError(const char* message) override;
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void DisplayWarning(const char* message) override;
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void DisplayInformation(const char* message) override;
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void DisplayDebugMessage(const char* message) override;
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void ModalError(const char* message) override;
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bool ModalConfirmation(const char* message) override;
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void ModalInformation(const char* message) override;
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private:
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void Clear();
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void Redraw(bool update_value_only);
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float m_last_percent_complete;
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u32 m_last_bar_length;
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};
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