Upstream merge from viewer-neko

1 files changed, 395 insertions, 0 deletions

diff --git a/indra/llcommon/llkeybind.cpp b/indra/llcommon/llkeybind.cpp
new file mode 100644
index 0000000000..ecfc289cb3
--- /dev/null
+++ b/indra/llcommon/llkeybind.cpp
@@ -0,0 +1,395 @@
+/** 
+ * @file llkeybind.cpp
+ * @brief Information about key combinations.
+ *
+ * $LicenseInfo:firstyear=2019&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2019, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "llkeybind.h"
+
+#include "llsd.h"
+#include "llsdutil.h"
+
+LLKeyData::LLKeyData()
+    :
+    mMouse(CLICK_NONE),
+    mKey(KEY_NONE),
+    mMask(MASK_NONE),
+    mIgnoreMasks(false)
+{
+}
+
+LLKeyData::LLKeyData(EMouseClickType mouse, KEY key, MASK mask)
+    :
+    mMouse(mouse),
+    mKey(key),
+    mMask(mask),
+    mIgnoreMasks(false)
+{
+}
+
+LLKeyData::LLKeyData(EMouseClickType mouse, KEY key, bool ignore_mask)
+    :
+    mMouse(mouse),
+    mKey(key),
+    mMask(MASK_NONE),
+    mIgnoreMasks(ignore_mask)
+{
+}
+
+LLKeyData::LLKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore_mask)
+    :
+    mMouse(mouse),
+    mKey(key),
+    mMask(mask),
+    mIgnoreMasks(ignore_mask)
+{
+}
+
+LLKeyData::LLKeyData(const LLSD &key_data)
+{
+    if (key_data.has("mouse"))
+    {
+        mMouse = (EMouseClickType)key_data["mouse"].asInteger();
+    }
+    if (key_data.has("key"))
+    {
+        mKey = key_data["key"].asInteger();
+    }
+    if (key_data.has("ignore_accelerators"))
+    {
+        mIgnoreMasks = key_data["ignore_accelerators"];
+    }
+    if (key_data.has("mask"))
+    {
+        mMask = key_data["mask"].asInteger();
+    }
+}
+
+LLSD LLKeyData::asLLSD() const
+{
+    LLSD data;
+    data["mouse"] = (LLSD::Integer)mMouse;
+    data["key"] = (LLSD::Integer)mKey;
+    data["mask"] = (LLSD::Integer)mMask;
+    if (mIgnoreMasks)
+    {
+        data["ignore_accelerators"] = (LLSD::Boolean)mIgnoreMasks;
+    }
+    return data;
+}
+
+bool LLKeyData::isEmpty() const
+{
+    return mMouse == CLICK_NONE && mKey == KEY_NONE;
+}
+
+void LLKeyData::reset()
+{
+    mMouse = CLICK_NONE;
+    mKey = KEY_NONE;
+    mMask = MASK_NONE;
+    mIgnoreMasks = false;
+}
+
+LLKeyData& LLKeyData::operator=(const LLKeyData& rhs)
+{
+    mMouse = rhs.mMouse;
+    mKey = rhs.mKey;
+    mMask = rhs.mMask;
+    mIgnoreMasks = rhs.mIgnoreMasks;
+    return *this;
+}
+
+bool LLKeyData::operator==(const LLKeyData& rhs)
+{
+    if (mMouse != rhs.mMouse) return false;
+    if (mKey != rhs.mKey) return false;
+    if (mMask != rhs.mMask) return false;
+    if (mIgnoreMasks != rhs.mIgnoreMasks) return false;
+    return true;
+}
+
+bool LLKeyData::operator!=(const LLKeyData& rhs)
+{
+    if (mMouse != rhs.mMouse) return true;
+    if (mKey != rhs.mKey) return true;
+    if (mMask != rhs.mMask) return true;
+    if (mIgnoreMasks != rhs.mIgnoreMasks) return true;
+    return false;
+}
+
+bool LLKeyData::canHandle(const LLKeyData& data) const
+{
+    if (data.mKey == mKey
+        && data.mMouse == mMouse
+        && ((mIgnoreMasks && (data.mMask & mMask) == data.mMask) || data.mMask == mMask))
+    {
+        return true;
+    }
+    return false;
+}
+
+bool LLKeyData::canHandle(EMouseClickType mouse, KEY key, MASK mask) const
+{
+    if (mouse == mMouse
+        && key == mKey
+        && ((mIgnoreMasks && (mask & mMask) == mask) || mask == mMask))
+    {
+        return true;
+    }
+    return false;
+}
+
+// LLKeyBind
+
+LLKeyBind::LLKeyBind(const LLSD &key_bind)
+{
+    if (key_bind.isArray())
+    {
+        for (LLSD::array_const_iterator data = key_bind.beginArray(), endLists = key_bind.endArray();
+            data != endLists;
+            data++
+            )
+        {
+            mData.push_back(LLKeyData(*data));
+        }
+    }
+}
+
+bool LLKeyBind::operator==(const LLKeyBind& rhs)
+{
+    U32 size = mData.size();
+    if (size != rhs.mData.size()) return false;
+
+    for (U32 i = 0; i < size; i++)
+    {
+        if (mData[i] != rhs.mData[i]) return false;
+    }
+
+    return true;
+}
+
+bool LLKeyBind::operator!=(const LLKeyBind& rhs)
+{
+    U32 size = mData.size();
+    if (size != rhs.mData.size()) return true;
+
+    for (U32 i = 0; i < size; i++)
+    {
+        if (mData[i] != rhs.mData[i]) return true;
+    }
+
+    return false;
+}
+
+bool LLKeyBind::isEmpty() const
+{
+    for (data_vector_t::const_iterator iter = mData.begin(); iter != mData.end(); iter++)
+    {
+        if (!iter->isEmpty()) return false;
+    }
+    return true;
+}
+
+LLSD LLKeyBind::asLLSD() const
+{
+    S32 last = mData.size() - 1;
+    while (mData[last].empty())
+    {
+        last--;
+    }
+
+    LLSD data;
+    for (S32 i = 0; i <= last; ++i)
+    {
+        // append even if empty to not affect visual representation
+        data.append(mData[i].asLLSD());
+    }
+    return data;
+}
+
+bool LLKeyBind::canHandle(EMouseClickType mouse, KEY key, MASK mask) const
+{
+    if (mouse == CLICK_NONE && key == KEY_NONE)
+    {
+        // assume placeholder
+        return false;
+    }
+
+    for (data_vector_t::const_iterator iter = mData.begin(); iter != mData.end(); iter++)
+    {
+        if (iter->canHandle(mouse, key, mask))
+        {
+            return true;
+        }
+    }
+    return false;
+}
+
+bool LLKeyBind::canHandleKey(KEY key, MASK mask) const
+{
+    return canHandle(CLICK_NONE, key, mask);
+}
+
+bool LLKeyBind::canHandleMouse(EMouseClickType mouse, MASK mask) const
+{
+    return canHandle(mouse, KEY_NONE, mask);
+}
+
+bool LLKeyBind::hasKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore) const
+{
+    if (mouse != CLICK_NONE || key != KEY_NONE)
+    {
+        for (data_vector_t::const_iterator iter = mData.begin(); iter != mData.end(); iter++)
+        {
+            if (iter->mKey == key
+                && iter->mMask == mask
+                && iter->mMouse == mouse
+                && iter->mIgnoreMasks == ignore)
+            {
+                return true;
+            }
+        }
+    }
+    return false;
+}
+
+bool LLKeyBind::hasKeyData(const LLKeyData& data) const
+{
+    return hasKeyData(data.mMouse, data.mKey, data.mMask, data.mIgnoreMasks);
+}
+
+bool LLKeyBind::hasKeyData(U32 index) const
+{
+    return mData.size() > index;
+}
+
+S32 LLKeyBind::findKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore) const
+{
+    if (mouse != CLICK_NONE || key != KEY_NONE)
+    {
+        for (S32 i = 0; i < mData.size(); ++i)
+        {
+            if (mData[i].mKey == key
+                && mData[i].mMask == mask
+                && mData[i].mMouse == mouse
+                && mData[i].mIgnoreMasks == ignore)
+            {
+                return i;
+            }
+        }
+    }
+    return -1;
+}
+
+S32 LLKeyBind::findKeyData(const LLKeyData& data) const
+{
+    return findKeyData(data.mMouse, data.mKey, data.mMask, data.mIgnoreMasks);
+}
+
+LLKeyData LLKeyBind::getKeyData(U32 index) const
+{
+    if (mData.size() > index)
+    {
+        return mData[index];
+    }
+    return LLKeyData();
+}
+
+bool LLKeyBind::addKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore)
+{
+    if (!hasKeyData(mouse, key, mask, ignore))
+    {
+        mData.push_back(LLKeyData(mouse, key, mask, ignore));
+        return true;
+    }
+    return false;
+}
+
+bool LLKeyBind::addKeyData(const LLKeyData& data)
+{
+    if (!hasKeyData(data))
+    {
+        mData.push_back(data);
+        return true;
+    }
+    return false;
+}
+
+void LLKeyBind::replaceKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore, U32 index)
+{
+    replaceKeyData(LLKeyData(mouse, key, mask, ignore), index);
+}
+
+void LLKeyBind::replaceKeyData(const LLKeyData& data, U32 index)
+{
+    if (!data.isEmpty())
+    {
+        // if both click and key are none (isEmpty()), we are inserting a placeholder, we don't want to reset anything
+        // otherwise reset identical key
+        for (data_vector_t::iterator iter = mData.begin(); iter != mData.end(); iter++)
+        {
+            if (iter->mKey == data.mKey
+                && iter->mMouse == data.mMouse
+                && iter->mIgnoreMasks == data.mIgnoreMasks
+                && iter->mMask == data.mMask)
+            {
+                // Replacing only fully equal combinations even in case 'ignore' is set
+                // Reason: Simplicity and user might decide to do a 'move' command as W and Shift+Ctrl+W, and 'run' as Shift+W
+                iter->reset();
+                break;
+            }
+        }
+    }
+    if (mData.size() <= index)
+    {
+        mData.resize(index + 1);
+    }
+    mData[index] = data;
+}
+
+void LLKeyBind::resetKeyData(S32 index)
+{
+    if (mData.size() > index)
+    {
+        mData[index].reset();
+    }
+}
+
+void LLKeyBind::trimEmpty()
+{
+    S32 last = mData.size() - 1;
+    while (last >= 0 && mData[last].empty())
+    {
+        mData.erase(mData.begin() + last);
+        last--;
+    }
+}
+
+U32 LLKeyBind::getDataCount()
+{
+    return mData.size();
+}
+