File: debugcoredump.cpp

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//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//
// copyright            : (C) 2008 by Eran Ifrah
// file name            : debugcoredump.cpp
//
// -------------------------------------------------------------------------
// A
//              _____           _      _     _ _
//             /  __ \         | |    | |   (_) |
//             | /  \/ ___   __| | ___| |    _| |_ ___
//             | |    / _ \ / _  |/ _ \ |   | | __/ _ )
//             | \__/\ (_) | (_| |  __/ |___| | ||  __/
//              \____/\___/ \__,_|\___\_____/_|\__\___|
//
//                                                  F i l e
//
//    This program is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////

#include "manager.h"
#include "project.h"
#include "windowattrmanager.h"
#include "macromanager.h"
#include "pluginmanager.h"
#include "editor_config.h"
#include "globals.h"
#include "debuggermanager.h"
#include "debugcoredumpinfo.h"
#include "debugcoredump.h"
#include <wx/display.h>
#include <wx/filedlg.h>
#include <wx/dirdlg.h>

DebugCoreDumpDlg::DebugCoreDumpDlg(wxWindow* parent)
    : DebugCoreDumpDlgBase(parent)
{
    // Prevent enormously-long strings from crowding the browse buttons off the screen
    wxDisplay display;
    int width = display.GetClientArea().GetWidth();
    wxSize size(width / 4, -1);
    m_Core->SetInitialSize(size);
    m_ExeFilepath->SetInitialSize(size);
    m_WD->SetInitialSize(size);

    SetMaxSize(wxSize(width * 2 / 3, -1));
    GetSizer()->Layout();
    GetSizer()->Fit(this);
    
    SetName("DebugCoreDumpDlg");
    WindowAttrManager::Load(this);

    Initialize();
    if(m_Core->GetCount() == 0) {
        // If there's no known core yet, set focus here so one can be added
        m_Core->SetFocus();
    } else {
        m_buttonDebug->SetFocus();
    }
}

void DebugCoreDumpDlg::Initialize()
{
    DebugCoreDumpInfo info;
    EditorConfigST::Get()->ReadObject(wxT("DebugCoreDumpDlg"), &info);

    m_choiceDebuggers->Append(DebuggerMgr::Get().GetAvailableDebuggers());
    if(m_choiceDebuggers->GetCount()) {
        m_choiceDebuggers->SetSelection(0);
    }
    if(m_choiceDebuggers->GetCount() > (unsigned int)info.GetSelectedDbg()) {
        m_choiceDebuggers->SetSelection(info.GetSelectedDbg());
    }

    m_Core->Append(info.GetCoreFilepaths());
    if(m_Core->GetCount() > 0) {
        m_Core->SetSelection(0);
    }

    m_WD->Append(info.GetWds());
    if(m_WD->GetCount() > 0) {
        m_WD->SetSelection(0);
    }

    m_ExeFilepath->Append(info.GetExeFilepaths());
    if(m_ExeFilepath->GetCount() > 0) {
        m_ExeFilepath->SetSelection(0);
    } else {
        // determine the executable to debug:
        // - If the 'Program' field is set - we use it
        // - Else we use the project's output name
        wxString activename, conf;
        ManagerST::Get()->GetActiveProjectAndConf(activename, conf);
        BuildConfigPtr buildConf = clCxxWorkspaceST::Get()->GetProjBuildConf(activename, conf);
        if(buildConf) {
            // expand all macros with their values
            wxString programToDebug = buildConf->GetCommand();
            programToDebug.Trim().Trim(false);

            if(programToDebug.IsEmpty()) {
                programToDebug = buildConf->GetOutputFileName();
            }
            wxString outputFile =
                MacroManager::Instance()->Expand(programToDebug, PluginManager::Get(), activename, conf);

            if(m_ExeFilepath->Append(outputFile) != wxNOT_FOUND) {
                m_ExeFilepath->SetSelection(0);
            }

            // determine the working directory
            // if we have a working directory set in the project settings, use it (if it is not an
            // absolute path, it will be appended to the project's path)
            wxString projWD = MacroManager::Instance()->Expand(
                buildConf->GetWorkingDirectory(), PluginManager::Get(), activename, conf);
            projWD.Trim().Trim(false);
            wxString wd;
            ProjectPtr proj = ManagerST::Get()->GetProject(activename);
            if(proj) {
                if(projWD.IsEmpty() || !wxFileName(projWD).IsAbsolute()) {
                    wxString basePath = proj->GetFileName().GetPath();
                    wd << basePath << wxFileName::GetPathSeparator();
                }
            }
            wd << projWD;

            if(m_WD->Insert(wd, 0) != wxNOT_FOUND) {
                m_WD->SetSelection(0);
            }
        }
    }
}

void DebugCoreDumpDlg::OnButtonBrowseCore(wxCommandEvent& event)
{
    wxUnusedVar(event);

    wxString path, ans;
    wxFileName fn(GetCore());
    if(fn.FileExists()) {
        // Use the serialised path as the wxFileSelector default path
        path = fn.GetPath();
    } else {
        // Otherwise use any working dir entry, which might just have been altered
        path = GetWorkingDirectory();
    }

    ans = wxFileSelector(_("Select core dump:"), path);
    if(!ans.empty()) {
        m_Core->Insert(ans, 0);
        m_Core->SetSelection(0);
    }
}

void DebugCoreDumpDlg::OnButtonBrowseExe(wxCommandEvent& event)
{
    wxUnusedVar(event);

    wxString path, ans;
    wxFileName fn(GetExe());
    if(fn.FileExists()) {
        // Use the serialised path as the wxFileSelector default path
        path = fn.GetPath();
    } else {
        // Otherwise use any working dir entry, which might just have been altered
        path = GetWorkingDirectory();
    }

    ans = wxFileSelector(_("Select file:"), path);
    if(!ans.empty()) {
        m_ExeFilepath->Insert(ans, 0);
        m_ExeFilepath->SetSelection(0);
    }
}

void DebugCoreDumpDlg::OnButtonBrowseWD(wxCommandEvent& event)
{
    wxUnusedVar(event);

    wxString ans, path(GetWorkingDirectory());
    if(!wxFileName::DirExists(path)) {
        path = wxGetCwd();
    }

    ans = wxDirSelector(_("Select working directory:"), path);
    if(!ans.empty()) {
        m_WD->Insert(ans, 0);
        m_WD->SetSelection(0);
    }
}

void DebugCoreDumpDlg::OnButtonCancel(wxCommandEvent& event)
{
    wxUnusedVar(event);

    EndModal(wxID_CANCEL);
}

void DebugCoreDumpDlg::OnButtonDebug(wxCommandEvent& event)
{
    wxUnusedVar(event);

    // save values
    const size_t MAX_NO_ITEMS = 10;
    DebugCoreDumpInfo info;
    info.SetCoreFilepaths(ReturnWithStringPrepended(m_Core->GetStrings(), GetCore(), MAX_NO_ITEMS));
    info.SetExeFilepaths(ReturnWithStringPrepended(m_ExeFilepath->GetStrings(), GetExe(), MAX_NO_ITEMS));
    info.SetWDs(ReturnWithStringPrepended(m_WD->GetStrings(), GetWorkingDirectory(), MAX_NO_ITEMS));
    info.SetSelectedDbg(m_choiceDebuggers->GetSelection());

    EditorConfigST::Get()->WriteObject(wxT("DebugCoreDumpDlg"), &info);

    EndModal(wxID_OK);
}

void DebugCoreDumpDlg::OnDebugBtnUpdateUI(wxUpdateUIEvent& event)
{
    // gdb needs both a core and an exe for useful debugging
    event.Enable(!GetCore().empty() && !GetExe().empty());
}