421 lines
12 KiB
C++
421 lines
12 KiB
C++
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// coming soon: new deskbar (old deskbar moved to browbar base class)
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#include "priv.h"
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#include "sccls.h"
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#include "resource.h"
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#include "browbs.h"
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#include "browbar.h"
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#include "theater.h"
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#include "shbrows2.h"
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#include "varutil.h"
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#ifdef UNIX
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#include <mainwin.h>
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#endif
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#define SUPERCLASS CDockingBar
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static const WCHAR c_szExplorerBars[] = TEXT("Software\\Microsoft\\Internet Explorer\\Explorer Bars\\");
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//*** CBrowserBar_CreateInstance --
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//
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STDAPI CBrowserBar_CreateInstance(IUnknown* pUnkOuter, IUnknown** ppunk, LPCOBJECTINFO poi)
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{
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// aggregation checking is handled in class factory
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CBrowserBar *pwbar = new CBrowserBar();
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if (pwbar) {
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*ppunk = SAFECAST(pwbar, IDockingWindow*);
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return S_OK;
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}
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return E_OUTOFMEMORY;
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}
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//***
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// NOTES
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// this creates the BrowserBar (infobar) and sets up it's specific style
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// such as captionless rebar and such
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HRESULT BrowserBar_Init(CBrowserBar* pdb, IUnknown** ppbs, int idBar)
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{
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HRESULT hr;
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if (ppbs)
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*ppbs = NULL;
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CBrowserBandSite *pcbs = new CBrowserBandSite();
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if (pcbs)
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{
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IDeskBarClient *pdbc = SAFECAST(pcbs, IDeskBarClient*);
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BANDSITEINFO bsinfo;
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bsinfo.dwMask = BSIM_STYLE;
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bsinfo.dwStyle = BSIS_NOGRIPPER | BSIS_LEFTALIGN;
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pcbs->SetBandSiteInfo(&bsinfo);
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hr = pdb->SetClient(pdbc);
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if (SUCCEEDED(hr))
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{
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if (ppbs)
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{
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*ppbs = pdbc;
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pdbc->AddRef();
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}
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}
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pdbc->Release();
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ASSERT(idBar == IDBAR_VERTICAL || idBar == IDBAR_HORIZONTAL);
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pdb->SetIdBar(idBar);
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}
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else
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{
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hr = E_OUTOFMEMORY;
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}
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return hr;
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}
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//*** CBrowserBar::IPersistStream*::* {
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HRESULT CBrowserBar::GetClassID(CLSID *pClassID)
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{
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*pClassID = CLSID_BrowserBar;
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return S_OK;
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}
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HRESULT CBrowserBar::Exec(const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt,
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VARIANTARG *pvarargIn, VARIANTARG *pvarargOut)
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{
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if (!pguidCmdGroup)
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{
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// nothing
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}
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else if (IsEqualGUID(CGID_Explorer, *pguidCmdGroup))
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{
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return IUnknown_Exec(_punkChild, pguidCmdGroup, nCmdID, nCmdexecopt, pvarargIn, pvarargOut);
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}
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else if (IsEqualGUID(CGID_DeskBarClient, *pguidCmdGroup))
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{
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switch (nCmdID) {
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case DBCID_EMPTY:
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if (_ptbSite) {
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// if we have no bands left, hide
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VARIANT var = {VT_UNKNOWN};
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var.punkVal = SAFECAST(this, IDeskBar*);
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AddRef();
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_StopCurrentBand();
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IUnknown_Exec(_ptbSite, &CGID_Explorer, SBCMDID_TOOLBAREMPTY, nCmdexecopt, &var, NULL);
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VariantClearLazy(&var);
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}
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break;
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case DBCID_RESIZE:
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goto ForwardUp;
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break;
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case DBCID_CLSIDOFBAR:
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ASSERT(nCmdexecopt == 0 || nCmdexecopt == 1);
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if (nCmdexecopt == 0)
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{
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//bar is being hidden
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_StopCurrentBand();
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_clsidCurrentBand = GUID_NULL;
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}
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else if (pvarargIn && pvarargIn->vt == VT_BSTR)
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{
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CLSID clsidTemp;
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GUIDFromString(pvarargIn->bstrVal, &clsidTemp);
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//if given a clsid and it's a new one, save the old one's settings
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//then set it as the current clsid
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if (!IsEqualIID(clsidTemp, _clsidCurrentBand))
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{
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_PersistState(_hwnd, TRUE);
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_StopCurrentBand();
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}
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_clsidCurrentBand = clsidTemp;
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if (_hwnd && IsWindow(_hwnd))
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{
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UINT uiNewWidthOrHeight = _PersistState(_hwnd, FALSE);
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RECT rc = {0};
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GetWindowRect(_hwnd, &rc);
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if (_idBar == IDBAR_VERTICAL)
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rc.right = rc.left + uiNewWidthOrHeight;
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else
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rc.top = rc.bottom - uiNewWidthOrHeight;
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SetWindowPos(_hwnd, NULL, 0, 0, RECTWIDTH(rc), RECTHEIGHT(rc), SWP_NOMOVE|SWP_NOZORDER|SWP_NOACTIVATE);
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}
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}
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else if (!pvarargIn && pvarargOut)
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{
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return InitBSTRVariantFromGUID(pvarargOut, _clsidCurrentBand);
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}
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else
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ASSERT(FALSE);
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break;
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}
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return S_OK;
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}
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else if (IsEqualGUID(CGID_Theater, *pguidCmdGroup)) {
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switch (nCmdID) {
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case THID_ACTIVATE:
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// if we're on a small monitor, start off as autohide
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_fTheater = TRUE;
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ResizeBorderDW(NULL, NULL, FALSE);
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_OnSize();
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// pass back pin button's state
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pvarargOut->vt = VT_I4;
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pvarargOut->lVal = !_fNoAutoHide;
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break;
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case THID_DEACTIVATE:
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_fTheater = FALSE;
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// if we're on a small monitor, restore to theater default width
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_szChild.cx = _iTheaterWidth;
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_AdjustToChildSize();
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break;
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case THID_SETBROWSERBARAUTOHIDE:
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// pvarargIn->lVal contains new _fAutoHide.
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// fake message pin button was pressed only when _fNoAutoHide == pvarargIn->lVal
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// which means new _fNoAutoHide != old _fNoAutoHide
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if ((_fNoAutoHide && pvarargIn->lVal) || !(_fNoAutoHide || pvarargIn->lVal)) {
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// first update state and change bitmap
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_fNoAutoHide = !pvarargIn->lVal;
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// then notify theater mode manager because it owns the msg hook and does
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// the hiding
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IUnknown_Exec(_ptbSite, &CGID_Theater, THID_SETBROWSERBARAUTOHIDE, 0, pvarargIn, NULL);
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// negotiate with the browser for space
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_Recalc();
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_PersistState(_hwnd, FALSE);
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}
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break;
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default:
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goto ForwardUp;
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}
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IUnknown_Exec(_punkChild, pguidCmdGroup, nCmdID, nCmdexecopt, pvarargIn, pvarargOut);
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}
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ForwardUp:
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return SUPERCLASS::Exec(pguidCmdGroup, nCmdID, nCmdexecopt, pvarargIn, pvarargOut);
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}
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#define ABS(i) (((i) < 0) ? -(i) : (i))
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void CBrowserBar::_HandleWindowPosChanging(LPWINDOWPOS pwp)
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{
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if (_fDragging) {
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int cxMin = GetSystemMetrics(SM_CXVSCROLL) * 4;
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if (pwp->cx < cxMin)
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pwp->cx = cxMin;
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}
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}
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LRESULT CBrowserBar::v_WndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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switch (uMsg) {
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case WM_NCHITTEST:
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{
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LRESULT lres = _OnNCHitTest(wParam, lParam);
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#ifdef DEBUG
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// non-LHS bar useful for testing discussion bar etc. stuff
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// so allow drag to get it there
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if (0)
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#endif
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{
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// don't allow drag in browbar
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if (lres == HTCAPTION)
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lres = HTCLIENT;
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}
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return lres;
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}
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case WM_ERASEBKGND:
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if (_fTheater) {
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HDC hdc = (HDC) wParam;
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RECT rc;
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GetClientRect(hwnd, &rc);
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SHFillRectClr(hdc, &rc, RGB(0,0,0));
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return 1;
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}
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break;
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case WM_EXITSIZEMOVE:
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{ // save explorer bar's new width to registry
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_PersistState(hwnd, TRUE);
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}
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break;
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case WM_SIZE:
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{
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// browser bandsite needs to hear about resizing
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LRESULT lres;
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_CheckForwardWinEvent(uMsg, wParam, lParam, &lres);
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}
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break;
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}
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return SUPERCLASS::v_WndProc(hwnd, uMsg, wParam, lParam);
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}
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BOOL CBrowserBar::_CheckForwardWinEvent(UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT* plres)
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{
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HWND hwnd = NULL;
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switch (uMsg) {
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case WM_SIZE:
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{
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// HACKHACK: munge the size so that width is browbandsite's
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// new width. bbs needs to hear about resizing so that it
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// can reposition its close/autohide window.
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POINT pt = {LOWORD(lParam), HIWORD(lParam)};
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pt.x -= 4 * GetSystemMetrics(SM_CXEDGE);
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lParam = MAKELONG(pt.x, pt.y);
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hwnd = _hwndChild;
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break;
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}
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}
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if (hwnd && _pWEH && _pWEH->IsWindowOwner(hwnd) == S_OK) {
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_pWEH->OnWinEvent(_hwnd, uMsg, wParam, lParam, plres);
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return TRUE;
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}
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return SUPERCLASS::_CheckForwardWinEvent(uMsg, wParam, lParam, plres);
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}
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void CBrowserBar::_GetChildPos(LPRECT prc)
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{
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GetClientRect(_hwnd, prc);
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if (_fTheater)
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prc->right--;
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else
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{
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// Make room for the resizing bar and make sure the right scrollbar is
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// tucked under the right edge of the parent if we are on the top or bottom
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switch(_uSide)
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{
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case ABE_TOP:
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prc->bottom -= GetSystemMetrics(SM_CYFRAME);
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prc->right += GetSystemMetrics(SM_CXFRAME);
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break;
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case ABE_BOTTOM:
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prc->top += GetSystemMetrics(SM_CYFRAME);
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prc->right += GetSystemMetrics(SM_CXFRAME);
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break;
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case ABE_LEFT:
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prc->right -= GetSystemMetrics(SM_CXFRAME);
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break;
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case ABE_RIGHT:
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prc->left += GetSystemMetrics(SM_CXFRAME);
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break;
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}
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}
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if (prc->left > prc->right)
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prc->right = prc->left;
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if (prc->top > prc->bottom)
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prc->bottom = prc->top;
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}
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void CBrowserBar::_GetStyleForMode(UINT eMode, LONG* plStyle, LONG *plExStyle, HWND* phwndParent)
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{
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*plStyle = WS_CHILD|WS_CLIPCHILDREN|WS_CLIPSIBLINGS;
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*plExStyle= 0;
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*phwndParent = PARENT_BBTMMOST();
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}
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// bSetNewRect controls whether we override the current rect or autohide setting
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UINT CBrowserBar::_PersistState(HWND hwnd, BOOL bSetNewRect)
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{
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BROWBARSAVE bbs = {0};
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RECT rc = {0};
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UINT retval = 0;
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if (IsEqualIID(_clsidCurrentBand, GUID_NULL))
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{
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//FEATURE: this assert is getting hit, why?
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//ASSERT(FALSE); //do we even need to check this anymore?
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return 0;
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}
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// use current uiWidthOrHeight and fAutoHide in case there is no value in registry yet
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if (hwnd)
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{
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GetWindowRect(hwnd, &rc); // bad hack
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if (_idBar == IDBAR_VERTICAL)
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bbs.uiWidthOrHeight = RECTWIDTH(rc);
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else
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bbs.uiWidthOrHeight = RECTHEIGHT(rc);
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}
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bbs.fAutoHide = !_fNoAutoHide;
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WCHAR wszClsid[GUIDSTR_MAX];
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DWORD dwType = REG_BINARY;
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DWORD cbSize = SIZEOF(BROWBARSAVE);
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SHStringFromGUID(_clsidCurrentBand, wszClsid, ARRAYSIZE(wszClsid));
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WCHAR wszKeyPath[MAX_PATH];
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StrCpyN(wszKeyPath, c_szExplorerBars, ARRAYSIZE(wszKeyPath));
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StrCatBuff(wszKeyPath, wszClsid, ARRAYSIZE(wszKeyPath));
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SHRegGetUSValueW(wszKeyPath, L"BarSize", &dwType, (LPBYTE)&bbs, &cbSize, FALSE, NULL, 0);
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//if there is no window yet and no saved size, pick a reasonable default
|
||
|
|
if (bbs.uiWidthOrHeight == 0)
|
||
|
|
bbs.uiWidthOrHeight = (IDBAR_VERTICAL == _idBar) ? COMMBAR_HEIGHT : INFOBAR_WIDTH;
|
||
|
|
|
||
|
|
if (bSetNewRect)
|
||
|
|
{
|
||
|
|
if (_idBar == IDBAR_VERTICAL)
|
||
|
|
{
|
||
|
|
bbs.uiWidthOrHeight = RECTWIDTH(rc);
|
||
|
|
retval = RECTWIDTH(rc);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
bbs.uiWidthOrHeight = RECTHEIGHT(rc);
|
||
|
|
retval = RECTHEIGHT(rc);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
bbs.fAutoHide = !_fNoAutoHide;
|
||
|
|
retval = bbs.uiWidthOrHeight;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (bSetNewRect)
|
||
|
|
SHRegSetUSValueW(wszKeyPath, L"BarSize", dwType, (LPBYTE)&bbs, cbSize, SHREGSET_FORCE_HKCU);
|
||
|
|
|
||
|
|
return retval;
|
||
|
|
}
|
||
|
|
|
||
|
|
void CBrowserBar::_StopCurrentBand()
|
||
|
|
{
|
||
|
|
//stop any streaming content or navigations, except for the search band if we stop it
|
||
|
|
// then we could have incompletely loaded ui
|
||
|
|
if (!IsEqualGUID(CLSID_SearchBand, _clsidCurrentBand))
|
||
|
|
{
|
||
|
|
IUnknown_Exec(_punkChild, NULL, OLECMDID_STOP, 0, NULL, NULL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// }
|